Zentropil
二苯基咪唑啉二酮
🗣️ 情景例句
How do you know so much about fishing?
你对钓鱼怎么知道这么多？
A fox may grow grey, but never good.
狐狸会变，但本性难移。
The enormous increase of population will create many problems.
巨大的人口增长将产生很多问题。