n.保险，保险业；保险费；预防措施；adj.[体]巩固球队领先局面，使对手不能因增加一分而成平局的； 变形： 复数：insurances 双语释义：n.(名词)[U]保险 agreement by contract to pay money especially in case of misfortune[U]保险业 business of providing such contracts[U]保险费 payment made by or to such a company, etc.[C]保险措施,安全