Firstling
n. 首批东西, 初生物, 最初的产品, 头生的仔
🗣️ 情景例句
I promise not to think about the city.
我保证不再去想城里的事。
Why?
为什么？
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，