Lactin
内酰亚胺, 乳糖
🔁 扩展释义
【医】 乳糖
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
You flatter me immensely。
你真是过奖了。