Ethylmorphine
[化] 乙基吗啡
🗣️ 情景例句
He went to Canada on business.
他因公赴加拿大。
I didn't see Mr. Jones,but I saw John Smith.
我没看见琼斯先生，但是我看见了约翰·史密斯。
No, we come from the USA.
不，我们是美国人。