Lactasidase
乳糖酸化酶
🗣️ 情景例句
Good night, Son.
晚安， 儿子。
Fall sick and you will see who is your friend and who is not.
困难见友情。
Of course. Right now we can't produce goods quickly enough for all our customers.
当然可能啦。现在我们还不能很快地为我们所有的顾客生产商品。