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preparation

['prepə'reɪʃ(ə)n] 名词
军队, 缩写 prep
缩写 prepn
缩写, 美国人 prep (Here's what to expect in the prep area when you're about to have surgery. Val_Ships)
缩写, 聚合物 prepn.
Preparation ['prepə'reɪʃ(ə)n] 名词
军队, 缩写 P