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
you'll have it.
那你就大功告成了。
The flight is delayed.
飞机晚点起飞。
but when she got out at her own floor, both were forgotten in her sudden discovery that her front door was open.
但她到自己的楼层走出电梯后，就把这两件事忘了个干净，因为她突然发现她家的大门开着。