grinding teeth的用法和樣例：
例句
- The child grinds his teeth in his sleep.
這孩子在睡眠中磨牙。 - All night he grinds his teeth together, keeping me awake.
他一晚上都在磨牙，弄得我睡不著(zhù)覺(jué)。 - In this paper, the moving laws at any point of meshing discharge are stuied about internal gears E.D.M. grinding.
從微觀(guān)角度研究?jì)三X輪電火花磨齒任意嚙合放電處形成的放電通道中等粒子體的運動(dòng)規律。
