Pepsinum
[医] 胃蛋白酶
🗣️ 情景例句
Sheet is a five-letter word. Sheet
是五个字母的单字。
No sweet without sweat.
没有辛勤的劳动就没有甜蜜的收获。
My teacher's name is Miss Gao. At school I have a friend. His name is Li Lei.
我的老师是高小姐，我在学校里有一个朋友。他叫李磊。