形容词
中文翻译：准备的
同义词：
['preparatory', 'preparatory', 'preparatory']
例句：
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1. The preparation of the experiment required a lot of time and effort.
实验的准备需要大量的时间和努力。
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2. The preparatory work for the conference was thorough.
为会议所做的准备工作非常彻底。
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3. The preparatory phase of the project is crucial for success.
项目的准备阶段对于成功至关重要。