frustrate
单词辨析：
指阻止某人做成坏事。
to foil a plot
挫败阴谋
His attempt to rob the bank was foiled by the police.
他抢劫银行的企图被警察挫败了。
指阻止某人的计划、努力、意图等，使之不能成功，通常用被动语态。
Our plan to go on a picnic was frustrated by his sister.
我们去野餐的计划因为他姐姐的阻止而泡汤了。
Their attempt to get a signature from him was frustrated by the guards.
她们想找他要个签名，但是被警卫拦住了。
相关例句：
Attempt to introduce change without being aware of these forces, will frustrate you and probably result in failure.
试图引入变更，而不考虑这些力量，这会让你非常沮丧，很可能会导致失败。
Don't try to change the world on day one: You can't and it will frustrate you more if you try.
不要试图在第一天就改变世界：你做不到，如果你试图这样做的话，只会让你更加失望。
They do their best to frustrate my efforts at every turn.
他们每次都竭力使我的努力受挫。
We will frustrate you, my friends, deep as you think yourselves.
我的朋友呀，尽管你们自以为高深莫测，我们会挫败你们的。
If you give someone a program, you will frustrate them for a day;
如果你交给某人一个程序，你将折磨他一整天；
Although this can frustrate a reporter, the policy makes sense.
虽然这样做可能让记者为难，但这种政策有其道理。