Trees reduce the damaging effects of wind and rain.Their roots help protect soil from being washed away.And trees do something else, they can provide grazing animals with shade from the sun.是什么意思_Trees reduce the damaging effects of wind and rain.Their roots help protect soil from being washed away.And trees do something else, they can provide grazing animals with shade from the sun.在线翻译_英语_读音_用法_例句