extra

• 表示超出通常或必需的量，即额外的、多余的；非正式用法中也指某人行为夸张、过分戏剧化。

Describes something that is more than what is usual or necessary; also used informally to describe someone who is over-the-top or dramatic.

1. More than necessaryA2formal

   Being more than what is usual, expected, or required; surplus to the normal amount.

   额外的

   • We have extra time before the meeting starts.
   • The hotel charges an extra fee for late check-out.
   • She brought an extra set of keys just in case.
   • I don't need any extra help, thank you.

   同义词additionalexcessexcessiveredundantsparesuperfluoussurplussurplusageunnecessaryunneeded

   反义词essentialindispensablenecessaryneededrequired

2. Added to a regular scheduleB1formal

   Additional or supplementary, such as an item or service added to what is standard.

   额外的

   • The flight offered an extra legroom seat for a higher price.
   • He works an extra shift every Saturday.
   • The movie includes extra scenes not shown in theatres.
   • Please add an extra layer of security to the system.

   同义词additionalfurthersupplementalsupplementary

   反义词essentialregularrequiredstandardusual

3. Further or addedB1formal

   In addition to what already exists; beyond the present number or amount.

   额外的

   • There is an extra condition in the contract that we must review.
   • She gave an extra effort to finish the project early.
   • They requested an extra copy of the report.
   • He bought an extra ticket for a friend.

   同义词additionalfurthermoresparesupplementalsupplementarysurplus

   反义词basicessentialintrinsicnecessaryrequisite

• 副词，表示“额外”“另外”或“比通常更多”。用于修饰形容词或动词，表示程度更高或超出标准数量。

An adverb meaning "in addition" or "more than usual." It is used to modify adjectives or verbs to indicate an increased degree or something beyond the standard amount.

1. Unusually or exceptionallyB1informal

   To a greater degree than usual or expected; extremely or exceptionally.

   特别地

   • This coffee is extra hot today.
   • He worked extra hard to meet the deadline.
   • She was extra careful with the fragile package.
   • The movie was extra long but very entertaining.

   同义词especiallyexceptionallyextraordinarilyextremelyparticularlyremarkablyunusually

   反义词normallyusually

• 名词，指额外的、附加的人或物，如群众演员、报纸的号外、附加物等。

A noun referring to an additional item or person, such as a minor actor in crowd scenes, an extra edition of a newspaper, or something supplementary of the same kind.

1. Minor actor in crowd scenesB1formal

   A performer hired to appear in a non-speaking role, typically as part of a crowd or background.

   群众演员

   • The director hired dozens of extras for the battle scene.
   • She worked as an extra in several Hollywood films.
   • The extras were told to walk casually in the background.

   同义词atmospherespear carriersupernumerary

2. Special edition of a newspaperB2formal

   An additional edition of a newspaper, often published to report a major event or crisis.

   号外

   • The newspaper printed an extra to announce the election results.
   • An extra was released covering the earthquake's aftermath.
   • The editor ordered an extra for the breaking news story.

   同义词specialsupplement

3. Something additional of the same kindB1formal

   An item or feature that is added to something else, often as an optional supplement.

   附加项

   • The car comes with several extras, including a sunroof.
   • You can purchase extras like extended warranty.
   • The hotel charges for extras such as room service.

   同义词accessoryadd-onadditionbonusfrilloptionperkplussupplement

   反义词coreessentialnecessityrequirementstandard