Psi
n. 希腊字母的第23个字母\\n[机] 磅, 平方寸
📖 牛津释义
psi
abbr 缩写 = pounds (pressure) per square inch (eg on tyres) 磅/平方英寸（压力标志, 如轮胎上的字样）.
🗣️ 情景例句
I'm glad to have met you.
非常高兴认识你。
He has a ring.
他有一只戒指。
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，