Normals
n. 法线, 法向；平均量, 常量（normal复数形式）
🗣️ 情景例句
I've been wrestling
我一直左思右想
How much is a one-way ticket?
单程车票多少钱一张？
It was the first joy I had known for years.
我豁然开朗了。这是我多年来第一次感到高兴的事了。