sit,坐下，-ing,动名词后缀。引申比喻义开会。

1. When you are sitting, keep your elbow on the arm rest.

坐立时，把胳膊肘靠在扶手上。

2. She had been sitting with her knitting at her fourth-floor window.

她那时正坐在5楼的窗前织东西。

3. When Eleanor returned, I was still sitting glumly on the settee.

埃莉诺回来的时候，我还闷闷不乐地坐在长沙发上。

4. A little girl was sitting on the step of the end house.

一个小女孩正坐在最顶头那幢房子门前的平台上。

5. A few days after his collapse he was sitting up in bed.

他病倒后没过几天就又能在床上坐起来了。