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n.准备，预备；准备工作；配制品；制剂 变形： 复数：preparations 双语释义：n.(名词)[U]准备,预备 the act or process of preparing[P]安排,筹备 an arrangement for a future event[C]配制剂 sth that has been made by mixing a number of substances英英释义： preparation[ ,prepə'reiʃən ]n.the activity of putting
