Can't you hold still for a second?

你一秒钟不动都不行？

《柯林斯英汉双解大词典》

And in the hottest fire hold still.

在烈火的燃烧时保持信念。

youdao

Please hold still, and don't make so much noise.

请不要动，而且不要那么吵。

youdao

Google says it is still observing censorship laws, but it will hold talks with the government in the coming weeks.

VOA: special.2010.01.15

Anyway, my mother tried to paint me, but I'd never hold still long enough.

我母亲也试过给我画肖像,可我总是坐不住

耶鲁公开课 - 欧洲文明课程节选

The goal of virtual office hours is if you're sitting down in mather or the quad or wherever, even off campus on some weekend, we'll still hold, not as many, but some virtual office hours.

虚拟办公时间的目标是，如果你坐在,院子里或其他地方，甚至是某个周末不在学校里,我们仍然保持联系，虽然不是很多，但是有一些虚拟办公时间。

哈佛公开课 - 计算机科学课程节选

He would not hold still long enough for me to splint his arm.

NPR: Excerpt: 'Operation Homecoming'

If buy and hold still makes you uncomfortable, ask for help.

FORBES: Why the Buy and Hold Strategy Can Work. Part Three

Team New Zealand came out aggressively to make amends for Friday's blown spinnaker, which cost them race five, and skipper Dean Barker set up a classic America's Cup dial-up, where both boats hold still in a face-off.

BBC: SPORT | Other Sport... | Sailing | Alinghi on brink of retaining Cup