´Ü¾î : gnash / ¹ßÀ½ : ³×½¬
¶æ : (ºÐ³ë³ª °íÅë ¶Ç´Â ¾ï¿ïÇؼ) À̸¦ ¾Ç¹°´Ù, °¥´Ù
¶æ(¿µ¾î) : If you say that someone is gnashing their teeth, you mean they are angry or frustrated about something.
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¶æ : He'll be gnashing his teeth when he hears that we lost the contract.