恨得咬牙切齿 meaning in Chinese

grind one

Sometimes william, catching a glimpse of his sweetheart's attitude towards his sister, hated her .
有时威廉看到心上人这样对待自己的妹妹，也恨得咬牙切齿。
From the angle of love and hatred existing in the profound feeling of this people , this thesis manages to probe into the plain and vivid life of qiang people : love , touching and amorous one , and hatred , gnashing one
本文从这个民族深厚感情中的爱与恨角度，努力探索羌族人民的朴实真切的生活爱，爱得缠绵多情；恨，恨得咬牙切齿。