Alpha system
[计] α系统, 字母信号系统
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
Well, first, you have to turn your hat around like this.
首先 ，你得把你的帽子转一下 ，像这样。
To marry again
再婚
The eggs are sold by the dozen.
鸡蛋按打卖。