例句：
You have to let us struggle for ourselves, even if we must die in the process.
你得讓我們為自己拼搏，哪怕我們會在這個過程中死去。
Let us not cavil too much
我們就別太挑剔了。
Let us suppose another planet with conditions similar to those on the earth.
讓我們假定另外有一個具有和地球上相似條件的行星。
Let us know if you come across anywhere that has something special to offer.
如果你碰上哪兒有什么特別的東西出售，就告訴我們。