智穷才尽

wǒ men xiàn zài zhèng shì zhì qióng cái jìn

我们现在正是智穷才尽。

We are now at the end of our resources.

kǒng pà tā yǐ jīng zhì qióng cái jìn le

恐怕他已经智穷才尽了。

I'm afraid he is at his wit's end.