to suggest or politely tell someone to do something
Let's go to the park.
我们去公园吧。
to offer help to someone
Let me carry your bags.
让我来帮你拿包。
to make a request or give an instruction
Let's meet at 5 PM.
我们下午5点见。
to allow something to happen without stopping it
Let the water run for a while.
让水先流一会儿。
to give permission to do something
Let them play outside.
让他们在外面玩。
to allow someone or something to go somewhere
Let the dog out.
放狗出去。
to show that you are not afraid of someone doing something
Let them try if they dare.
如果他们敢,就让他们试试。
to express a wish for something to happen
Let it be a sunny day tomorrow.
希望明天是个晴天。
to introduce what you are going to say or do
Let me think for a moment.
让我想一想。
to assume something to be true for the purpose of calculation
Let x be equal to 5.
设x等于5。
to rent out a property for regular payments
They decided to let the apartment.
他们决定出租公寓。
a serve in tennis that touches the net but still lands in play
That was a lucky let.
那是一个幸运的失误。
a rental property or the act of renting it out
We found a nice holiday let.
我们找到了一个不错的度假租赁。