In twenty years of mar-riage he has only taken two proper vacations.结婚二十年里，他只像样地度过两次假。I sensed her wistfulness when she talked about vacations her relatives took.她谈起她的亲戚度假时，我觉得她心里酸酸的。No vacations for the duration.战争期间概无假...
长距离比赛考验了游泳者们的持久力.The long race tested the swimmer's endurance.这些素质包括:速度, 耐力,力量, 持久力, 灵活性和柔韧性.These include speed, endurance , strength, stamina, agility and flexibility.这种好处表现在持久力上.This benefits performance in endur...