Bdo
abbr. [医]丁二醇（butanediol）
🗣️ 情景例句
I'd like to come to the ten o'clock advanced class this morning.
我想今早十点来上你的高级健身班。
It is too late to lock the stable door when the steed is stolen.
贼出关门。
and as the number of stars in the universe is so vast,
因为宇宙中恒星的数目极其庞大，