n.砰；子弹飞过空中的砰砰声
v.砰地作声
Li Ming speaks English a lot fluently than Wang Ping. 李明讲英语比王平讲得好很多。
Many famous ping pang players have defected to other countries. 许多有名的乒乓球手都为他国效力了。
He is drip ping sweat. 他大汗淋漓。
vi.撞击；侵犯；对...有影响
vt.撞击，打击
