Basipetally
adv. 由顶往底地, 由上往下地
🗣️ 情景例句
Do you need-that-pencil?
你要那只铅笔吗？
Idleness is the root of all evil.
懒惰乃万恶之源。
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，