You need to be careful to avoid using stale information.

你需要小心避免使用陈旧的信息。

youdao

Be careful to keep your mouth in range of the microphone; don't weave around or turn away to answer a question from the side.

要注意保持你的嘴在麦克风的范围内；不要晃来晃去或转过身去回答旁边的问题。

youdao

We must be careful to avoid making mistakes in the exam.

我们必须仔细点，以免在考试中犯错。

youdao

Cleveland warned that it would be far better to make safe,careful, and intelligent changes in the tariff laws now.

VOA: special.2010.05.20

I just go through these equations, 3 but be careful to Z equals three.

我只检查这些方程式，但是注意了，Z等于。

麻省理工公开课 - 固态化学导论课程节选

So it's a way of reminding you, I've got to be careful about the types of things that I put in.

因此我这是在提醒你，一定要对输入的东西的类型,多加注意。

麻省理工公开课 - 计算机科学及编程导论课程节选

And so I am working each day to be careful to control this addiction.

FORBES: The Entrepreneur's Addiction

"You'd better be careful to not forget about bonds, " Mr. Cote said he has been urging his clients.

WSJ: Stocks Push Higher

Be careful to use tact, respect and clarity during the process, but nevertheless, go straight to the decision maker.

FORBES: 10 Unconventional (But Very Effective) Tips For Job Seekers