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
Ellen, why don't you go out to the backyard
Ellen，何不去院子
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
Sure that I had passed, I was almost beginning to enjoy my test.
确信我已通过考试，所以我几乎开始喜欢起这次考试。