Morpholinobiguanidine
[化] 吗啉胍; 吗啉双胍
🗣️ 情景例句
We are going upstairs to set up Grandpa's room.
我们要上楼收拾一下爷爷的房间。
Her blouse is behind the desk.
她的上衣在书桌后面。
I have 4 books and 2 magazines to check out.
我有4本书和2本杂志要借。