经常，随意的单词使用阻碍说话者和听话者之间的思想交会。

Too often, careless use of words prevents a meeting of the minds of the speaker and listener.

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在过去的几年里，人们经常听到青少年们使用单词sweet。而为了表达相同的意思，他们的父母或祖父母可能会选择单词cool或者groovy(妙极了)。

Over the last few years it has become common to hear teenagers use the word sweet where their parents or grandparents might have said cool or groovy.

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记住写下经常在一起使用的两个或多个单词。

Remember to write down two or more words which often often go together.

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