guardsn.警卫；狱吏；看守；护卫队名词guard的复数形式.guardv.看守；守卫；保卫；提防n.警戒；哨兵；防护装置；警卫；【体】后卫guard against thief防盗保安Guards must be used请务必使用防护装置guard sealed method保护密封法guard against theft防盗guard sealcd method保护屏蔽法guard against noise防止噪音guard of countryside保甲guard ring capacitor[电] 环护电容器guard rail tie plate护轨垫板guard patrol service保安巡逻业

1. The safety net is an image commonly employed in everyday life.
   安全网是日常生活中经常用到的一个比喻。
2. It is a sort of purification of the soul on the individual level, a cure against miserliness, and a social safety net.
   它是一种对个人的灵魂净化，治愈吝啬和贪得无厌，和构建一个社会安全网。