made necessary by particular circumstances or regulations 必需的,必要的 the application will not be processed until the requisite fee is paid. 必要的费用付讫后,才会受理申请。
noun
a thing that is necessary for the achievement of a specified end 必需品,必要条件 she believed privacy to be a requisite for a peaceful life. 她认为隐私是平静生活的必要条件。
派生 requisitely adverb 语源
late Middle English: from Latin requisitus 'searched for, deemed necessary', past participle of requirere (see require)