🗣️ 情景例句
We rely on the Earth for everyting we need to survive, so let's take care of it.
我们依赖地球获取我们生存的一切东西，因此让我们来细心呵护它。
How long is the street?
这条街有多长？
The boy was too nervous to speak.
那男孩紧张得说不出话来。