down

• 表示位置较低、处于下方，或情绪低落、沮丧，也可表示减少、下降的状态。

An adjective describing a state of being low, depressed, or situated at a lower position or level.

1. Lower position or directionA1formal

   Situated, moving, or directed toward a lower place or position.

   较低的位置或方向

   • The cat jumped down from the wall.
   • Please write your answer down on the sheet.
   • The airplane is flying down the runway.

   同义词descendingdownhilldownwardlower

   反义词up

2. Depressed or sad moodA2informal

   Feeling unhappy, discouraged, or lacking enthusiasm.

   情绪低落

   • She felt down after hearing the bad news.
   • I'm a bit down today, so I’ll stay home.
   • He looked down when his team lost the match.

   同义词bluedejecteddepresseddespondentdisheartenedgloomylowmelancholysadunhappy

   反义词cheerfulelatedexuberanthappyup

3. Feather materialB1formal

   The soft, fine feathers that cover the underside of birds, used for insulation or stuffing.

   羽绒

   • The jacket is filled with goose down to keep you warm.
   • Down is often used in high‑quality sleeping bags.
   • She collected down from the swans in the park.

   同义词flufffuzz

4. Reduced amount or sizeB2formal

   Indicating a smaller quantity, lower level, or a decrease (e.g., down payment, downsize).

   减少的

   • They made a down payment of five thousand dollars on the house.
   • The company decided to downsize its workforce.
   • Sales are down this quarter compared with last year.

   同义词decreaseddiminishedlessenedlowerreduced

   反义词up

5. Out of service or not functioningB2informal

   Describing a system, device, or service that is not operating.

   故障

   • The website has been down for two hours.
   • Our server is down, so we can’t access the files.
   • Sorry, the coffee machine is down right now.

   同义词deadinoperativeunavailable

   反义词functionaloperationalupworking

6. Willing or enthusiastic (slang)B2slangamerican

   Expressing agreement, readiness, or enthusiasm to take part in something.

   愿意或热情的（俚语）

   • Are you up for a movie tonight? – Yeah, I’m down.
   • She said she’s down to help with the project.
   • If anyone’s down for a road trip, count me in.

   同义词agreeableall ingameinkeenon boardready

7. Low in quality or undesirableB2informal

   Describing something as inferior, lacking value, or disappointing.

   低劣的

   • That restaurant was really down; the food was cold.
   • The band’s latest album feels a bit down compared with their earlier work.
   • I’m not impressed – the performance was pretty down.

   反义词excellentgoodhigh qualitysuperior

• 副词，表示向较低的位置或方向移动，或处于较低、减少、完成的状态。

An adverb indicating movement toward a lower place or position, or a state of being lower, reduced, or finished. It is commonly used in everyday English.

1. Towards a lower place or positionA1formal

   Indicates movement toward a lower location, level, or direction.

   向下，朝较低的位置

   • She walked down the stairs to the kitchen.
   • The cat jumped down from the roof.
   • Please sit down and relax.

   同义词downwarddownwards

   反义词up

2. Decrease or reduceA2formal

   Shows that something becomes smaller, lower in amount, intensity, or price.

   下降

   • The temperature went down after sunset.
   • Ticket prices are down this week.
   • His enthusiasm seemed to go down after the meeting.

   同义词downwarddownwardslower

   反义词up

3. Feeling sad or lowB1informal

   Used to describe a state of unhappiness, disappointment, or depression.

   情绪低落，郁闷

   • She felt down after hearing the bad news.
   • I'm a bit down today, but I'll be fine.
   • The team looked down after the loss.

   同义词bluedejecteddepresseddowncastdownheartedgloomylowmiserablesadunhappy

   反义词cheerfulhappyup

4. Finished or completed (colloquial)B2informalamerican

   Indicates that something is finished, no longer active, or has been dealt with.

   完成（口语）

   • The project is finally down.
   • All the paperwork is down for this month.
   • Once the tickets are down, we can start the concert.

   同义词completeddonefinishedoversettledthrough

• 名词，指鸟类柔软的细绒毛，用于保暖；也指向下的方向，与“上”相对，还可比喻低落或沮丧的状态。

A noun referring to the soft, fine feathers of birds used for insulation, or the direction opposite to up; also used metaphorically for a low or depressed state.

不可数

1. Direction – opposite of upA1formal

   The lower position or movement towards a lower place or level.

   方向——与“上”相反

   • The ball rolled down the hill.
   • She walked down the stairs slowly.
   • The temperature went down after sunset.

   反义词up

2. Depression or low moodB1informalmedical

   A state of feeling sad, discouraged, or lacking energy.

   情绪低落

   • After the news, he felt a deep down inside.
   • She’s been in a down since she lost her job.
   • The team's recent losses have put the fans in a down.

   同义词dejectiondepressiondespondencydoldrumsgloomlow spiritsmelancholy

   反义词elationeuphoriahighup

3. Feather materialB2formalbritishart

   The soft, fine feathers of a bird, especially from the underparts, used as stuffing.

   羽绒

   • The pillow is filled with duck down.
   • Down jackets keep you warm in winter.
   • She bought a comforter made of goose down.

   同义词flufffuzz

4. American football unitB2formalamericansport

   A period of play that starts with a snap and ends when the ball is declared dead.

   美式橄榄球进攻档（档）

   • It was a crucial third down for the offense.
   • The team converted a first down after a long pass.
   • He was tackled on fourth down.

   同义词play

5. Slang for being willing or supportiveA2slangamerican

   Used to express agreement, loyalty, or readiness to help; “I’m down” meaning “I’m in”.

   乐意 / 同意

   • Are you up for a road trip? – Yeah, I’m down.
   • If anyone needs a hand, I’m down to help.
   • She said she was down for the challenge.

   同义词gameinon boardreadywilling

• 表示从高处向下、沿着路径、向南、数量减少或位置低于某物的介词。

A preposition indicating movement from a higher to a lower position, direction along a path or road, southward movement, reduction in amount or level, or position below something.

1. Movement from a higher to a lower positionA1formal

   Used to show movement from a higher place or level to a lower one, often involving descending a slope, stairs, or vertical surface.

   向下，往下，朝下

   • She walked down the stairs.
   • The ball rolled down the hill.
   • He climbed down the ladder.
   • Tears ran down her cheeks.

2. Position at a lower level than somethingA2formal

   Indicates that someone or something is situated at a lower position or elevation relative to another object or location.

   在下面，低于，下方

   • Our house is down the hill from theirs.
   • The village lies down the valley.
   • He lives down the street from me.
   • The shop is just down the road.

3. Direction along a path, road, or riverA2formal

   Used to indicate movement or position along a linear feature, such as a street, corridor, or river, without necessarily implying a change in elevation.

   沿着，顺着

   • We walked down the corridor.
   • She drove down the highway.
   • They sailed down the river.
   • There's a bank down this street.

4. Geographic direction south or away from centerB1formal

   Indicates movement towards the south or away from a main center, capital city, or upstream location, based on conventional map orientation or cultural perspective.

   向南，往南，南下

   • They moved down to Florida for retirement.
   • We are driving down to London this weekend.
   • He went down to the coast.
   • Birds fly down south for the winter.

5. Reduction in amount, level, or intensityB1formalbusiness

   Used metaphorically to indicate a decrease in quantity, price, temperature, or intensity compared to a previous state or standard.

   减少、降低、下降

   • Prices are down 10 percent this year.
   • The temperature dropped down to zero.
   • He turned the volume down.
   • Supply is down due to the strike.

6. Through the whole length of somethingB2formal

   Indicates extension or distribution covering the entire length or duration of a place, object, or period.

   沿着…的全长；贯穿；自始至终

   • There were people lined up down the whole block.
   • She cried down the phone.
   • The news spread down the generations.
   • He shouted down the hallway.

• 动词，表示使某人或某物倒下、击落或击败；也表示快速喝下饮料，或把某物放下、降到较低位置。

A verb meaning to cause something or someone to fall, collapse, or be defeated; also to drink something quickly or to lower something in position.

1. to bring down, knock downB2formalsport

   To cause something or someone to fall or be lowered to a lower position.

   击倒，弄倒

   • The strong wind knocked the tree down.
   • The workers downed the old building after the demolition crew arrived.
   • She downed the opponent's sword with a swift strike.

   同义词bring downdropfellfloorgroundknock downloweroverthrowprostratetopple

   反义词elevatehoistliftraiseuplift

2. to write or recordA2formal

   To note something in writing; to record information.

   记录

   • Please down the minutes of the meeting.
   • He quickly downed the address on a piece of paper.
   • She downed the recipe before heading to the market.

3. to drink quicklyA2informalamericanculinary

   To consume a liquid rapidly, usually alcohol or a beverage.

   快速喝下

   • He downed the beer in one gulp.
   • She downed a glass of water after the race.
   • The kids downed their juice boxes during recess.

   同义词chuggulpknock backquaffswigtoss back

   反义词nursesip

4. to defeat or defeat an opponentB1informalsport

   In sports or competition, to cause an opponent to lose or be eliminated.

   击败对手

   • The home team downed their rivals with a 3‑0 win.
   • She downed the defending champion in the final round.
   • Our side downed the competition early in the tournament.

   同义词beatbestconquerdefeatovercomesubduevanquish