As much as I might talk on stage twice a week it turns out that it's really by doing and really by diving in and getting your hands dirty that you really take away the course's lessons.

我一周上两次课,就算说得再多，也不如你们亲自动手,通过真正的深入研究,才能学到知识。

哈佛公开课 - 计算机科学课程节选

So it'll be a time once or twice a week where they will be in their office.

所以，他们大概每周有一两次会在办公室里。

与教授的面谈 - SpeakingMax英语口语达人

I'll be sitting here lecturing twice a week, 11:20 this time, 10:30 to 11:20.

我每周会在这里讲两次课，上午的10：30到。

耶鲁公开课 - 死亡课程节选

Also, I'm used to teaching this course three times a week and now it's suddenly twice a week, and so things that fell into nice 50-minute units are now being snipped up different ways, so it's pretty difficult.

还有,我的课程安排原来是一周三次,现在突然变成了一周两次了,所以原来 50分钟一节的内容,现在被拆成两部分了,这个有点儿难办

耶鲁公开课 - 基础物理课程节选

We would only meet each other once or twice a week.

我们会一周见个一、两次。

The thing is 实战 - SpeakingMax英语口语达人

go to concerts twice a week, almost,

几乎每周都会去两次演唱会。

I was实战 - SpeakingMax英语口语达人

It's constant reminder, twice a week.

经常性的提醒，一周两次。

哈佛公开课 - 幸福课课程节选