形容词
中文翻译：准备的
同义词：
['preparatory', 'preparatory', 'preliminary']
例句：
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1.The experiment was preparatory to the main experiment.
这个实验是主实验的准备。
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2. The preparation of the report is due tomorrow.
报告的准备工作将于明天完成。
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3. The preparatory work for the conference has been completed.
会议的准备工作已经完成。