sit in

旁听, 静坐抗议, 列席

例句与用法：

Turf the cat out if you want to sit in the chair.

你要想坐那把椅子，就把猫赶走。

How dare you sit in judgement on me?

你怎麽敢对我妄加评论?

I'd like to sit in front.

我愿意坐在前面。

It is more comfortable to lie on a lawn than (to) sit in the office.

躺在草坪上比坐在办公室里舒服。

She refused to sit in the car till her husband promised to wear his safety belt.

她拒绝上车，除非她丈夫答应系好安全带。

Three people can sit in the back of this car.

这车的后座可坐3个人。

Shall we sit in a smoker or a non-smoker?

我们坐吸烟车厢还是非吸烟车厢？

He sat in on some of the board's policy-making meetings.

他参加了董事会的一些决策会议。

详细释义：

代理

Mr. Henry is ill tonight so his secretary will be sitting in as chairman at the meeting.

亨利先生今晚生病, 所以他的秘书将代替他当会议主席。