Prochymosin
前凝乳酶, 凝乳酶原
🗣️ 情景例句
You should write about your education first.
你应该在开头就谈到你的教育情况。
What's your favorite kind of entertainment?
你最喜欢的娱乐是什么？
He'll return to London the week after next.
再下个星期他将返回伦敦。