Osterwald
[地名] [德国] 奥斯特瓦尔德
🗣️ 情景例句
Come and sit down for a minute, Michelle.
过来坐一会儿， Michelle。
The eye is blind if the mind is absent.
心不专则眼不明。
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，