Lactonic acid
[醫] 半乳糖酸
?? 詞語組成解析
a. [化]內酯酸的, 無水氫氧酸類的
??? 情景例句
Unbelievable. I've got to read her new book as soon as it comes out.
真了不起。她的新書一出版我就得讀一讀。
How many cups are you going to order?
你要訂幾杯？
So today, people still do the same thing to each other.
所以，今天人們還在互相做同樣的事情。