Pi
n. 圆周率\\n[计] 处理器接口, 程序中断
📖 牛津释义
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
Excuse me, ma'am.
对不起 夫人
When do you leave?
你何时起程？
Among these I would list string and brown paper, kept by thrifty people when a parcel has been opened, to save buying these two requisites.
这些东西中我想举出线绳和包装纸为例。节俭的人们打开包裹后便把这两样必备的东西收藏起来。省得日后去买。