Protocotoin
[化] 原可土树皮素; 原可土因
🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
Every man is the master of his own fortune.
每个人都是他自己的命运的主宰。
a ticklish business which is achieved with the aid of two tame elephants roped to the captive on either side.
这是一件棘手的事，需要在它两侧拴上两头驯服的大象才能完成。