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
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
True love never grows old.
真爱永不老。
These alone took sixteen months to build.
仅这两座塔就花了16个月才建成。