(1)画线于……下面(draw a line underneath)[T+n]：He wrote down the title of the essay and～d it. 他写出论文的题目，然后在下面画了一道线。We～those words that we wish to stress as in “I'll never go there again!” 我们在希望强调的词语下边画上线，比如“我决不再去那儿!”〖同〗mark;

(2)强调，突出(stress;emphasize)[T+n](fig)：In his speech he～d several points/the importance of harmony. 在讲演中他强调了几个要点/和谐的重要性。This example～s the language teacher's responsibility to push beyond the limits of the drill and to add to knowledge. 这一实例突出了语言教师扩展练习内容和扩大知识面的责任。〖同〗emphasize，stress，reinforce;〖反〗 deemphasize;

【说明】underscore与underline同义，也表示上面两个词义。