How could you allow him to do something like that?

你怎么能允许他做那样的事情？

《柯林斯英汉双解大词典》

Identify something you can do this year that will allow you to enjoy some of that dream without all the extras.

找出一些今年能做的事情，这些事情要能够让你感受到一部分梦想的实现。

youdao

One solution is to allow ourselves to eat the food we want (occassionally), as long as we do something to compensate.

其中一种解决办法是只要我们能做一些事情来补偿的话，可以允许自己吃想吃的食物（当然，这只是偶尔的）。

youdao

Also, when we're looking at the Schrodinger equation, it allows us to explain a stable hydrogen atom, which is something that classical mechanics did not allow us to do.

当我们看一个薛定谔方程的时候，它给出一个稳定的氢原子,这是在经典力学中做不到的。

麻省理工公开课 - 化学原理课程节选

And according to the World trade law, you cannot allow American companies to do something that you don't allow foreign companies to do.

NPR: U.S. Slow to Change Internet Gaming Laws

Environmentalists, long vexed by the destruction of Indonesia's primal forests and the damage done to its vast marine life, believe that the new government, desperate for foreign aid, will at last allow them to do something to stop the depredation.

ECONOMIST: A Survey of Indonesia

And by the same token, police officers can't - I don't believe should be so thin-skinned as to allow someone to get them to do something that they perhaps would not have done.

NPR: Black And Blue: Police And Minorities