imperative sentence祈使句;无人称句;命令式
imperative operation[计] 强制性操作;命令式操作英语;命令式操作
imperative stipulation强制规定
imperative code命令式代码
imperative logic祈使逻辑
imperative duty神圣的职责;紧急任务
imperative conception优势概念;翻译
imperative pain强迫性痛;强迫性痛英语;翻译
political imperative政治约束
So, it is imperative to constitute public interest litigation system.
建立公益诉讼制度已势在必行。
参考来源 - 检察机关提起民事公益诉讼研究（研究生论文）ADJ（形容词） If it is imperative that something be done, that thing is extremely important and must be done. 至关重要的 [正式]
It was imperative that he act as naturally as possible.
至关重要的是他要尽可能地自然行事。
N-COUNT（可数名词） An imperative is something that is extremely important and must be done. 紧迫之事 [正式]
The most important political imperative is to limit the number of U.S. casualties.
政治上的当务之急是控制美国的伤亡人数。
N-SING（单数型名词） In grammar, a clause that is in the imperative, or in the imperative mood, contains the base form of a verb and usually has no subject. Examples are "Go away" and "Please be careful." Clauses of this kind are typically used to tell someone to do something. 祈使语气
N-COUNT（可数名词） An imperative is a verb in the base form that is used, usually without a subject, in an imperative clause. 祈使语气动词