Eumycin
优霉素(获自枯草杆菌)
🗣️ 情景例句
so she had to take an earlier flight today.
所以她不得不在今天搭早一班的班机。
That's monkey business!
胡闹！
John works very hard. He goes to work early.
约翰工作很努力。他早早上班。