如果你查一下这些上市公司都来自哪里，你会发现他们并不只是来自一个行业。

If you look at where these companies are coming from, it's not just one industry.

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如果你不知道自己的胆固醇水平，最好去查一下。

If you don't know your cholesterol level, it's a good idea to have it checked.

《柯林斯英汉双解大词典》

如果上面的三个步骤都不起作用，你可以查一下这个单词。你可以在字典里找到这个词——或者在书里，或者在网上。

If the three steps above don't work, you can look it up. You can find the word in a dictionary—either a book or online.

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