imperative

• 表示极其重要或紧迫的；在语法中，指表达命令的祈使语气。

Describes something that is extremely important or urgent; also used in grammar to refer to the mood of a verb that expresses a command.

1. Extremely important or urgentB2formal

   Of vital importance; crucial or essential.

   至关重要的

   • It is imperative that you finish the report by Friday.
   • Following safety protocols is imperative in a laboratory.
   • It is imperative to address climate change now.

   同义词criticalcrucialessentialimportantnecessarypressingurgentvital

   反义词dispensableinessentialnonessentialoptionaltrivialunimportantunnecessary

2. Commanding or authoritativeC1formal

   Expressing a command or authority; having a powerful or urgent tone.

   命令的

   • He spoke in an imperative tone that left no room for argument.
   • The general gave an imperative order to retreat.
   • Her imperative manner made everyone listen carefully.

   同义词authoritativeautocraticcommandingdictatorialdomineeringimperiousmandatorymasterfuloverbearingperemptory

   反义词compliantmeekobedientsubmissiveyielding

• 名词，表示命令或必须执行的要求；也指绝对必要或不可或缺的事物。

A noun referring to a command, order, or something that is absolutely necessary or essential.

不可数

1. Essential or urgent thingB2formal

   Something that is absolutely necessary or of vital importance.

   当务之急

   • It is an imperative that we address climate change now.
   • The first imperative is to ensure everyone's safety.
   • Economic growth is a national imperative.

   同义词essentialmustnecessityprerequisiterequirementrequisitevital

2. Command or orderC1formal

   A command, rule, or duty that must be followed.

   命令

   • The general issued an imperative to retreat.
   • Moral imperatives guide our ethical decisions.
   • The law is a social imperative that cannot be ignored.

   同义词behestcommanddecreedirectiveedictinjunctioninstructionmandateorder

   反义词choiceoptionrequestsuggestion

3. B2formal

   The grammatical mood used to express commands, requests, or instructions.

   祈使语气

   • In the sentence 'Go now!', 'go' is in the imperative.
   • The imperative is used for giving direct orders.
   • Learn the imperative forms of these verbs.