Pepsine
n. 胃蛋白酶
🗣️ 情景例句
When will you be able to deliver?
您什么时候可以交货？
Don't worry, you only ripped the seam.
别担心，只弄破了线缝而已。
or of the habits of the social insects, let us say.
和昆虫群居的习性