保持警惕

But, what I went through always makes me keep my guard up.

不过，我所经历的东西总是使我保持警惕。

They did their best to keep on their guard.

他们尽量保持警惕。

Don't ignore the Internet in your job search, but keep your guard up.

不可忽视互联网在求职中的作用，但在使用互联网时，要时刻保持警惕。

Good maneuvre, it might help to keep your eyes open.

机动性不错时刻保持警惕会更有帮助的

If the accounts receivable, notes receivable, as well as any unusual increase in sales of goods and providing labor services received cash and operating income are not commensurate, investors should be vigilant.

如果应收账款，应收票据，以及任何异常增加商品销售和提供劳务收到的现金和营业收入不相称，投资者应保持警惕。

So while gleeful anarchists like Oklahoma Senator James Inhofe go to Copenhagen to try to sabotage the proceedings, the worldwide array of newspapers attempts to remind the conference participants and the people they represent to keep their eye on the ball—the ball in this case being an oblate spheroid with almost seven billion human inhabitants and a fever that desperately needs to be treated.

因此，尽管有俄克拉荷马州参议员詹姆斯·英霍夫这样盲目乐观的无政府主义者到哥本哈根气候变化大会上大放厥词，全球的报业同仁们还是用这一联合社论的方式提醒了与会者和他们背后的民众，人类必须对全球变暖保持警惕，因为地球的高烧不退已然威胁到了70亿人的安危。

Like other animals, we are on guard until we know it is safe to relax.

与其他的动物一样，我们保持警惕，直到我们知道放松是安全的。

But we must remain on the alert.

但是我们现在仍然要保持警惕。

You can outwit them, but you've got to stay on your toes.

你能够以智取之，同时要保持警惕。

So keep your eyes peeled for the police.

所以你要保持警惕。防止警察。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。