I'm just an old man, sitting in a chair.

我只是个坐在椅子上的老人。

youdao

He burns more calories sitting in a chair than most people do shoveling snow.

他坐在椅子上消耗的卡路里比人们铲雪时消耗的还要多！

youdao

In front of us, we had a simple picture of a man sitting in a chair, except the man was upside down.

在我们眼前的这幅画，是个男人坐在一张椅子里。不过，现在他是头向下，脚朝天。

youdao

The woman is sitting in a chair, looking directly at the painter.

VOA: special.2010.06.23

I think even if you're in a chair, and you're sitting up straight with good posture, maybe hands on knees.

哪怕只是坐在椅子上，坐直并保持良好姿势，也许双手放在两膝上。

普林斯顿公开课 - 人性课程节选

"Seeing him from riding a horse to being at home sitting in a chair, where all that he can do puzzles first 500-piece puzzles, then 200-piece puzzles and then 100-piece puzzles;

VOA: standard.2009.12.04

The teen was sitting in a chair, hunched over her smartphone, texting away.

CNN: Your smartphone is a pain in the neck

Victoria Barret will be sitting in a chair getting TV makeup applied by a woman named Gail, or sometimes Linda.

FORBES: Does Detroit Need Uncle Sam's Help?

The Toronto Star has reported that two reporters watched a video that appears to show the 300-pound (135-kilogram) mayor, sitting in a chair, inhaling from what appears to be a crack pipe.

NPR: Toronto Mayor Won Post On Conservative Discontent