Gnash Underfoot践踏者奈许
gnash teeth咬
gnash your teeth气得咬牙切齿
Dennis and Gnash反斗智多星
Merchant Gnash Says店主咬牙切齿说
to gnash teeth in hatred咬牙切齿
gnash one's teeth上下牙齿紧紧地咬住
PHRASE（习语） If you say that someone is gnashing their teeth, you mean they are angry or frustrated about something. 咬牙切齿
If you couldn't attend either of the concerts and are currently gnashing your teeth at having missed out, don't despair.
如果你两场音乐会都去不了而为此咬牙切齿的话，别绝望。