Bivalvia
双壳纲
🗣️ 情景例句
A little scared.
有点害怕。
I now know that wars do not end wars.
如今我才弄明白，干戈不能化玉帛。
They killed the bison, cut off the skins and left the bodies behind to rot.
他们把野牛杀死剥皮，尸体就任其腐烂。