n.扑通声，啪嗒声；vi.扑通地坠落； 变形： 复数：plops过去式：plopped过去分词：plopped现在分词：plopping第三人称单数：plops 英英释义： plop[ plɔp ]n.the noise of a rounded object dropping into a liquid without a splashv.drop something with a plopping sounddrop with the sound of something falling into w