有限: limited; restricted; finite; a little; not much 短语和例子为数有限 limited in number; not many; 文化水平有限 have had little schooling; 我只认识有限的几个汉字。 i only know a few chinese characters.; 有限订单 limited or
冲击: 1.(水流等撞击) lash; pound 短语和例子激流对海岸的冲击 the impact of the swift current against the shore; 海浪冲击着礁石, 飞起像珠子般的水花。 the wave lashed against the rocks, sending up pearly spray.2.(迅猛攻击) charge; assau