他感到苦恼，因为老板常要他超时工作，而不付加班费。

He feels put upon because his boss often asks him to work late for no pay.

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他对自己的体重感到有点儿苦恼。

He's a little touchy about his weight.

《牛津词典》

对任何一个感到与世界的命运紧密相连的人，文明的冲突有种让他苦恼的东西。

For anyone who feels bound up with this world's fate, the clash of civilizations has something agonizing about it.

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