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他幾乎一開口就要用俚語.He can hardly open his mouth without using slang.不要用俚語 、 行話, 講話不要猶猶豫豫,那樣會影響交際效果.Avoid slang, and jargon, and vocal hesitations that can hinder effective communication.他喜歡用俚語表達自己.He expresses himself slangily....