Alpha orionis
＝ Betelgeuse
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
I'll be in the front office all day.
我整天都在总办公室。
Oh, really? Where did you go?
哦，真好？去哪儿了？
I ought to go home. I have to cook supper for my grandmother.
我该回家了。我得给奶奶做晚饭。