Lactase
n. 乳糖酶\\n[化] 乳糖酶
🗣️ 情景例句
What a lousy film!
这部电影太糟糕了。
My daughter was very pleased to do shopping.
我的女儿非常喜欢去购物。
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的学习一直很紧张，没有时间收集新邮票。