Gnasher
vt. (尤指在愤怒或痛苦时)咬(牙), 切(齿), 磨(牙)；用牙咬\\nvi. 咬牙切齿；磨牙；(上下牙)互相叩击\\nn. 咬牙切齿(的动作), 磨牙
🗣️ 情景例句
No, I didn't.
没有。
Lucky bastard!
狗屎运！
but they lead mysterious lives of their own as well.
但是，它们又有自己神秘的生活方式。