Frugal people are careful about spending money or using things.

节俭的人花钱或用东西都很谨慎。

Something else they need to be careful about is medicines.

他们还需注意的另一件事就是药品。

Although, that we have to be careful about.

我们需要注意的是。

But it means to be careful about procedures.

但这意味着要注意程序。

Be careful about what you say and do.

说话行事要谨慎／谨言慎行。

But be careful about how you use it.

但要注意你如何使用它。

They should be careful about where they're going.

他们应该小心他们要去的地方。

He added, We have to be careful about how we utilize it.

他补充表示，我们必须要对使用土地的方式多加小心。

So I think he has to be careful about that.

所以我觉得他得小心点。

You had to be careful about who you talked to.

接头时你要非常小心。

The rice is the part you need to be careful about.

米饭是需要留意的部分。

In the Middle East, you must be careful about your feet.

在中东地区，务必要留心你的脚。

In Britain and the USA most people are careful about time.

英国人和美国人大都很在意时间。

Well again, we've got to be careful about refining this.

同样 我们得谨慎提炼这些理论。

I love desserts, but I have to be careful about my weight.

虽然爱吃甜食但是我还得时刻注意体重。

And so being careful about how you spend your time and make money.

所以要谨慎，你该如何利用时间和赚钱的。

We need to be careful about taking action that increased barriers to trade.

我们要小心，不要给贸易增加阻碍。

Do you have to be careful about some of the things you write about ?

你认为你写东西时需要特别小心吗?

She says that people should be careful about how they interpret the study.

她表示，人们应对如何解读这项研究保持谨慎。

Slang, you should be careful about using slang in your IELTS speaking exam.

俚语，你应该在雅思口语考试中小心使用俚语。