Alpha emission
[电] α发射
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
How are you?
你好吗？
You'll have your own office soon but for the time being you'll have to share one.
你很快就有自己的办公室了，不过暂时还得和别人合用一间。
What shocked him most was that the men who carried him were black.
最使他感到惊奇的是，把他运走的人都是黑人。