Lafayette's mixture
[医] 拉菲德氏合剂, 复方古巴香胶合剂
🧩 词语组成解析
🗣️ 情景例句
Does he know you're here?
他知道你在这 吗？
Which one is more difficult?
哪一个是比较难的？
He has been sick for three weeks.
他已经病了几周了。