详细解释

例句

1. The enemy artillery pounded away.敌人的大炮连续轰击。 2. The witch doctor pounded away at a large drum.巫医不停敲击着大鼓。 3. Foreman was so fatigued from pounding away at Ali that he could barely lift his mitts.福尔曼因连续重击阿里而疲惫至极, 戴着拳击手套的手几乎抬不起来。