When he let go the head lolled sideways.

他一放手，脑袋便垂向一侧。

《柯林斯英汉双解大词典》

I took my hand off when he let go of me.

我把我的手拿开然后他让我走了。

youdao

When he let go of the throttle, it idled like glass.

当他松开油门后，它空转得简直就像玻璃板一样平滑。

youdao

When the army finally let him go, he was pleased to think that he was still uncorrupted.

当部队最终放他走的时候，他很高兴自己还没堕落。

耶鲁公开课 - 1945年后的美国小说课程节选

So when will he let go?

FORBES: Magazine Article

When Tom found out he was being let go, he wanted to throw his computer against his office window.

NPR: Excerpt: 'Then We Came to the End'

After he was let go from Salomon when it was acquired in 1981, the budding entrepreneur used his information systems expertise to launch Bloomberg LP, which provided advanced computer systems for traders and financial firms.

CNN: Mayor Bloomberg's giving to alma mater tops $1 billion