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
Starving.
很饿。
Care brings grey hair.
忧虑催人老。
We were very much surprised when the snake charmer suddenly began to play jazz and modern pop songs.
当耍蛇人突然又吹奏起爵士乐和现代流行乐曲时，我们感到非常惊奇。