🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
Excuse me, but I know you from somewhere.
打扰一下，我好像在什么地方见过你。
His visit was well timed.
他的访问正合时宜。
It must have been about two in the morning when I returned home.
我回到家时，肯定已是凌晨两点左右了。