形容词
中文翻译：准备的
同义词：
['preparatory', 'preliminary', 'preparatory-staged']
例句：
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1.The preparations for the conference were well organized.
会议的准备组织得井井有条。
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2.The teacher gave us some preparatory exercises to help us understand the material better.
老师给我们布置了一些预习作业，以便我们更好地理解材料。
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3.The preparatory work for the project is already underway.
项目的准备工作已经开始了。