pi
n
1 the sixteenth letter of the Greek alphabet (, ), represented in English spelling by `p' 希腊字母表的第十六个字母(), 英语拼写中用 p.
2 (geometry 几) symbol () representing the ratio of the circumference of a circle to its diameter (ie 3.14159) 圆周率(即3.14159).
🗣️ 情景例句
and you won't get so many colds anymore.
你就不会老患感冒了。
I had lunch with a friend of mine.
我和我的一个朋友一块吃了午饭。
I'm changing my hotel. I'll drop in and leave the new address.