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
How wonderful to meet you again!
又一次见到您真是太高兴了！
One cannot always be a hero, but one can always be a man.
人难一世称雄，但可一生为人。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。