Biotoxin
生体毒素
🗣️ 情景例句
Sorry, but she is with someone right now.
抱歉，她正在会客。
It was not as good as I had expected.
那不如我想象的好。
Collecting as a serous hobby is quite different and has many advantages.
作为一种严肃的业余爱好的收藏活动完全是另外一回事，它具有许多益处。