One of the students lost his grip on his classmates and all of them were in danger.

其中一名同学因体力不支而松开了搭档的手，此时所有人都陷入了危险之中。

youdao

By April his approval rating had slumped to 43%. Mr Zuma appeared to have lost his grip.

到四月份，祖玛先生的支持率已经下跌到了43%，他似乎正在失去其控制。

youdao

The wreckage, the oil and the fire became too much and he lost his grip.

BBC: WWI generation

Gaudio, in his first major quarter-final, never lost his grip on the match and earned five more service breaks.

BBC: SPORT | Tennis | Gaudio too good for Hewitt

Savickas looked strong at first, then lost his grip, dropping the frame six times before leaving it for good two yards from the finish line.

NEWYORKER: The Strongest Man in the World