形容词
中文翻译：Unknown
同义词：
['preparatory', 'preliminary', 'requisite', 'preparatory-stage']
例句：
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1. The preparation of the presentation was meticulous.
演讲的准备非常细致。
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2. The students are preparing for their exams.
学生们正在为考试做准备。
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3. The project is in its preparatory stage.
该项目处于筹备阶段。