Coprogen
粪生素
🗣️ 情景例句
Thank you, Dr. Stewart.
谢谢你，Stewart大夫。
No matter where you go you'll hear Chinese spoken.
不管你到哪里，你总会听到中国话。
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？