Lactase
n. 乳糖酶\\n[化] 乳糖酶
🗣️ 情景例句
Go for it.
去试试吧。
How long is Jones Boulevard?
琼斯大街有多长？
But people are often reproached for unpunctuality when their only fault is cutting things fine.
但有些人不准时常常因为掐钟点所致，