弹

• The piano began a new tune, and everyone sang .
  钢琴开始弹起一支新的曲子，人们都唱起来。
• The ball bounded from the wall .
  球从墙上弹回。
• He sat down on a block of stone and tuned his harp .
  他坐在一块大石头上，弹起他的竖琴来。
• The vibrations accompanying the rebound are the earth quake .
  伴随这种回弹的振动就是地震。
• Lieutenant hearn fingered the magazine on his carbine .
  候恩少尉用手摸了一下卡宾枪的弹盒。
• V is the velocity after the gas particle rebounds from the wall .
  V是粒子从壁上弹开后的速度。
• He played remarkably well and didn't put on any airs .
  他弹得简直出神入化，但又毫无骄矜之色。