名词中文翻译
中文翻译：准备的
同义词：
['preparatory', 'preliminary', 'preliminary work']
例句：
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1. The teacher gave us some preparatory exercises before the exam.
老师在考试前给我们做了一些预备练习。
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2.They have completed all the preparatory work for the project.
他们已经完成了项目的所有准备工作。
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3. Before starting the experiment, we need to do some preparatory work.
在开始实验之前，我们需要做一些准备工作。