Normal force
[化] 法向力
🧩 词语组成解析
force
[fɔ:s]
n. 力;武力;（社会）势力;魄力;
vt. 强迫;强行;促使，推动;强奸;
🗣️ 情景例句
Hello. I'm calling from Room 1116.
喂，我这里是1116号房间。
I bought 5 yard of ribbon.
我买了五码缎带。
The doctor says that he will come at once.
医生说他马上就来。安迪，