Lactase
n. 乳糖酶\\n[化] 乳糖酶
🗣️ 情景例句
Come in please, and take a seat.
请进。请坐。
Diligence is the mother of good fortune.
勤勉是好运之母。
It was like stepping into a secret art museum, in which we were the only visitors.
就像是走进入了一个秘密的艺术博物馆，我们是馆内唯一的游客。