Espinomycin
针棘霉素
🗣️ 情景例句
But first in the school-rooms.
但首先是在教室 。
The voters should petition the legislators for better mass transportation.
有权力的人应该向政治家请愿作更佳的大众意向的运输。
It's a pencil-box.
一只铅笔盒