She got only40%, so the examiners couldn't possibly let her through.

她只考了40分，主考人不可能给她及格。

youdao

Excuse me, Officers, let her through, please. She lives here. Come on.

不好意思，警官，请让她过去，他住在这儿。来吧。

youdao

She scooped up a handful of sand and let it trickle through her fingers.

她抓了一把沙子，然后让它们从指缝间慢慢漏掉。

《柯林斯英汉双解大词典》

Let's think it through a second, If she stays in what's her payoff?

我们来思考一下,如果她参选,她的收益是什么

耶鲁公开课 - 博弈论课程节选

Mrs Turnbull was stopped from going to her daughter, but her husband was let through.

BBC

After a moment, though, I felt uncomfortable spying on her like that, and I walked back through to the kitchen, to let her rest.

NEWYORKER: The Cold Outside

Rinehart, through her representatives, agreed to let me visit Roy Hill, but Mudronja, I notice, studiously avoids mentioning her.

NEWYORKER: The Miner��s Daughter