To gnash one's teeth in extreme hatred or anger; to grit one's teeth to suppress intense emotion or pain.
听到那个不公正的判决，他气得咬牙恨齿，却又无可奈何。
Hearing the unjust verdict, he gritted his teeth in hatred, yet felt utterly helpless.
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To gnash one's teeth in extreme hatred or anger; to grit one's teeth to suppress intense emotion or pain.