to sit in on的意思|示意

Will they permit you to sit in on a few classes as an observer?

他们会允许你旁听几节课吗？

All of us were invited to sit in on the dress rehearsal.

彩排时演员们都穿上正式演出时的服装。

I used to sit in on lots of classes I hadn't even signed up for. And dorm life was terrific.

校园生活总是让人留恋，我曾经上了很多根本没有注册的课。

We will sometimes be upset that some passengers, whom we love, will choose to sit in another compartment and leave us to travel on our own.

有时，当我们所爱之人选择坐在另一节车厢里，留我们独自旅行时，我们会感到心烦意乱。

On average, participants who followed this instruction felt better than those who had been told to stand or sit in silence.

平均而言，遵循这一指示的参与者比那些被告知静默站着或坐着的人感觉要好。

While your roommate is out, glue your shoes to the ceiling. When your roommate walks in, sit on the floor, hold your head, and moan.

趁你室友外出的时候，把你的鞋子沾在天花板上，等他回来的一瞬间坐在地板上，摸着头大叫痛。