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1·His recent behavior perplexes me.

他最近的行为使我感到费解。

2·Mathematics perplexes me.

我对数学迷惑不解。

3·The Doug Collins situation perplexes me.

我对道格·柯林斯的情况大惑不解。

4·Though the dull brain perplexes and retards

尽管昏沉的脑子迷惑、迟钝

5·I need help with the fourth problem; it perplexes me.

我需要人帮我解第四题；它使我困惑。

6·At the turn of the century, the population problem perplexes Russia.

世纪之交，人口问题困扰着俄罗斯。

7·Or simply, it is about what is morally right or wrong in what we choose that perplexes me.

或者简单的说，那是关于从道德上来说的什么是正确的或错误的，而我们选择的答案总让我迷惑。

8·On simply, it is about what is morally right and wrong in what we choose that perplexes me.

而困扰我的，很简单，只是我们的选择在道义上究竟是对还是错。

9·How crime occurs is the original question of criminology, also a problem which perplexes the society for long.

犯罪如何生成，这是犯罪学的元问题，也是长期以来困扰着人类社会的问题。

10·The caking problem of sodium chloride not only perplexes the production factory, also brings the user much inconvenience.

氯化钠的结块问题始终困扰着生产厂家，也给使用者带来不便。