How many people know that three times a week physical exercise,30 minutes each time has the same effect ? as our most powerful psychiatric drugs?

多少人知道，每周三次,体育锻炼，每次三十分钟，与最强劲的精神药物,有同样的效果？

哈佛公开课 - 幸福课课程节选

But where I went to college, it's just over the bridge in the suburbs about 30 minutes.

但我的学校就在桥对面的郊外，差不多30分钟就能到。

与圣地亚哥不一样 - SpeakingMax英语口语达人

If you measured, if somebody measured levels of insulin in your blood after lunch, if they took it 10 minutes, 30 minutes, an hour, you would see that it's going slowly up.

如果这时候检测,如果有人测量午饭后十分钟,三十分钟,及一个小时血液中的胰岛素水平,就会发现它在缓慢地升高

耶鲁公开课 - 生物医学工程探索课程节选

Three times a week for 30 minutes.

每周三次，每次30分钟。

哈佛公开课 - 幸福课课程节选

Now, as we know, and by the way we're not going to write a perfect simulation here, because we're going to try and do it in 40 minutes, or 30 minutes.

现在u，我们知道，我们并不是要写一个,完美的仿真程序，因为我们得,在40或者30分钟内完成它。

麻省理工公开课 - 计算机科学及编程导论课程节选

But the whole run, I think, lasts about 30 minutes now.

但是整个过程，我想，持续了大概30分钟。

关于伦敦眼的回忆 - SpeakingMax英语口语达人

I have to meet someone else in 30 minutes.

我约了人半小时后见。

I will实战 - SpeakingMax英语口语达人

The next shuttle leaves in 2 minutes at 1:30 PM CS50 and then at 1:40 PM, 1:50 PM and 2 PM. This is CS50.

下一个班车在下午1：30之后两分钟离开,然后是下午1：40，1：50，2：00，这是。

哈佛公开课 - 计算机科学课程节选

Monday evening will be the time at which the midterm exam will be posted on the website, and that'll be at 6:00 pm Monday evening. You'll have a 24-hour period of time in which to find--I forget what I said--30 or 40 minutes? It'll be clear on the instructions. To just sit and treat it as if you're in an in-class exam situation, and write your essay.

周一晚上期中考试的内容会,粘贴到网站上，应该是晚上六点,你可以在一天之内抽出30到40分钟完成考试0,这在说明上都写明了,就把它当作课堂考试对待，写一篇短论文。

耶鲁公开课 - 旧约导论课程节选

We've been sitting at this table for thirty minutes.

我们已经在这儿坐了30分钟了。

I'm ready to 实战 - SpeakingMax英语口语达人