If you make an effort to do exercise for thirty minutes a day, you can expect to be in good health.

如果你每天努力锻炼三十分钟，你可以期待身体健康。

We need thirty minutes to get there.

我们需要三十分钟才能到达那里。

He exercises for thirty minutes every day.

他每天锻炼三十分钟。

He ran for thirty minutes without stopping.

他不停地跑了三十分钟。

She finished her homework in thirty minutes.

她在三十分钟内完成了作业。

I jogged for thirty minutes before breakfast.

我在早餐前轻松慢跑了三十分钟。

There's a limit to the number of times I can stop what I'm doing just so I can help him! We set a time limit of thirty minutes for the test.

我可以停止我正在做的事情的次数是有限制的，这样我就可以帮助他！我们为考试设定了三十分钟的时间限制。

We have thirty minutes to kill.

我们有三十分钟的空闲时间。

The speech lasted thirty minutes.

演讲持续了三十分钟。

I costed thirty minutes for the way.

我在路上花了大概三十分钟.