Lactonic acid
[医] 半乳糖酸
🧩 词语组成解析
a. [化]内酯酸的, 无水氢氧酸类的
🗣️ 情景例句
That's it. There.
很好。啊。
I took out my toys.
我拿出了我的玩具。
American country music. He writes most of his songs himself.
美国乡村音乐。他演唱的歌曲，多数是由他自己写的。