Grammar Note
作语法术语时指动词的祈使形式，与不带 to 的不定式同形。
必要的事；当务之急；必须做的事
先理解核心含义，再看它在真实句子里的用法。
必要的事；当务之急；必须做的事
Something that is essential and urgent and must be done; an urgent duty or necessity.
Before you start a business, thorough market research is an imperative.
在创业之前，彻底的市场调研是必须做的事。
表达命令的语气(见命令式)。在英语中,动词的祈使形式与不带to的不定式相同。
The grammatical mood expressing an order (see jussive). In English, the imperative form of a verb is the same as that of the bare infinitive.
表达影响听者行为意图的语气
a mood that expresses an intention to influence the listener's behavior
祈使语气的动词。
A verb in the imperative mood.
至关重要且紧迫的责任
some duty that is essential and urgent
For this team to win, every player's commitment is an imperative.
为了这支球队获胜，每位球员的投入都是至关重要的。
In emergency medicine, rapid decision-making is an imperative.
在急救医学中，快速决策是必要的事。
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Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
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Revisit a common error or keep this word in your review list.
作语法术语时指动词的祈使形式，与不带 to 的不定式同形。
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, OCTANOVE, WIKTIONARY.