🗣️ 情景例句
Oh, that's a nice idea.
噢， 这是个好主意。
Could you tell me where is the ticket office?
你能不能告诉我售票处在哪里？
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，