safety-net

柯林斯词典

safety net (safety nets)

• 1. N-COUNT A safety net is something that you can rely on to help you if you get into a difficult situation. 安全保障

  Welfare is the only real safety net for low-income workers. 福利是低收入工人们惟一真正的安全保障。

• 2. N-COUNT In a circus, a safety net is a large net that is placed below performers on a high wire or trapeze in order to catch them and prevent them being injured if they fall off. (马戏团杂技表演使用的) 安全网

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