imperative
/ˌɪmˈpɛrətɪv/
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adj./n. 必要的；緊急的；必要之事
- It is imperative that the old paintings be kept away from direct sunlight. 這些老畫作務必避開陽光直射。
其他意思
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adj. 迫切的, 必要的
If it is imperative that something is done, that thing is extremely important and must be done.[FORMAL]
- It was imperative that he act as naturally as possible
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n. 命令, 祈使語氣
An imperative is something that is extremely important and must be done.[FORMAL]
- The most important political imperative is to limit the number of US casualties.
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