【单选题】Very high waves are destructive when they strike the land. Fortunately, this seldom happens. One reason is that out at sea, waves moving in one direction almost always run into waves moving in a diffe...
【单选题】Very high waves are destructive when they strike the land. Fortunately, this seldom happened. One reason is that out at sea, waves moving in one direction almost always run into waves moving in a diff...