她会坐在那儿用铅笔头画画。

She would sit there drawing with the pencil stub.

《柯林斯英汉双解大词典》

她坐在那儿独自唧唧咕咕的。

She just sat there muttering to herself.

《牛津词典》

她就那样阴郁地坐在那儿。

She just sat there looking morose.

《牛津词典》

STUDENT: PROFESSOR: Yes, thank you. All right, it is constant. You keep sitting back there where I can't get to you. Thank you very much.

学生：【不解中】,教授：是的，是常数，如果，就是常数,你坐在那儿一动不动我没法找到你。

麻省理工公开课 - 计算机科学及编程导论课程节选

So this could be going for a walk to my favorite coffee shop, sitting there, talking with other people.

所以，我可能会散步到我最喜欢的咖啡店，坐在那儿和其他人聊聊天。

如何利用空闲时间 - SpeakingMax英语口语达人

I sit there in idle, and I edit some code.

我坐在那儿没事儿干，我编辑了一段代码。

麻省理工公开课 - 计算机科学及编程导论课程节选