downer

• 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

• 名词，指抑制中枢神经系统、使人镇静或昏昏欲睡的镇静药物，常用于非正式口语；也可指令人沮丧、扫兴的事物或经历。

A noun referring to a drug that reduces excitability and calms a person, often used informally.

1. Sedative drugB2formalmedical

   A drug that reduces excitability and calms a person, often used to treat anxiety or sleep disorders.

   镇静剂

   • The doctor prescribed a downer to help him sleep.
   • Some downers can be addictive if used for a long time.
   • He was advised to avoid alcohol while taking downers.

   同义词barbituratedepressantsedativesoporifictranquilizer

   反义词stimulantupper

2. Disappointing eventB2informal

   Something that causes sadness, disappointment, or a decrease in mood.

   扫兴的事

   • The cancellation of the concert was a real downer.
   • Hearing the bad news was a total downer.
   • The rainy weather put a downer on our picnic plans.

   同义词bummerdepressantdisappointmentdiscouragementdragkilljoyletdownwet blanket

   反义词boosterpick-me-up