Some speakers, if they' re reading from a complete text, underline the words they want to emphasize.

有些演讲者在朗读整篇文章时，会在他们想要强调的单词下面划线。

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Underline key words and phrases when you read as well as paying attention to key words in the questions.

阅读过程中划出关键单词和词组，并且特别关注问题中的关键词。

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It is also slightly easier to underline words in a printed book and write notes in the margins.

在书上做点标记，写点备注，印刷图书也容易点。

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Even Bush used most of the words he devoted to missile defense in a keynote address in Bucharest to underline that the plan is not intended as a threat to Russia.

CNN: Moscow's growing influence over NATO