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
Please fill it out completely.
请全部填写。
Which is the right size?
哪个尺码是对的？
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。