发音＝ pronunciation；邻居＝ neighbour；激励＝encourage；快＝1.fast; quick; rapid; swift; speedy； Please don't speak so fast.请别说得那么快.2.speed How fast can this car go?这车能跑多快?3.sharp; keen This knife is very sharp.这把刀很快.4.pleased; happy; gratified 5.hurry up; make haste Hurry in,children.It's raining !孩子们,快进来,下雨啦!
