n.扑通声，啪嗒声( plop的名词复数 )；v.扑通地坠落( plop的第三人称单数 )； 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 waterset (something or oneself) dow