🗣️ 情景例句
Robbie! Who is it? Robbie
是谁呀？
The voters should petition the legislators for better mass transportation.
有权力的人应该向政治家请愿作更佳的大众意向的运输。
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，