grinding

• He got up from the ground and flew at the man .
  他站起来向那人猛扑过去。
• The falling leaf spiraled to the ground .
  落叶盘旋着飘到了地上。
• The soldier sank to the ground badly wounded .
  那士兵受了重伤，倒在地上。
• The gun discharged into the ground .
  枪掉到地上砰地一声走了火。
• The ground was covered with thick snow .
  地上覆盖着厚厚的积雪。
• The slave unit is located at the ground stations .
  附属装置安装在地面台。
• Please don't grind your teeth, henry .
  亨利，请你不要咬牙切齿。
• The wounded bird fluttered to the ground .
  那只受伤的鸟扑着翅膀落到地上。
• Their missile silos are below ground .
  他们的导弹发射井在地下。
• The elevator descended slowly to the ground floor ..
  电梯缓缓地降到底楼。