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单词 safety switch
释义

Definition of safety switch in English:

safety switch

noun
  • 1Railways (chiefly US) = "catch-point" (now historical).

  • 2A switch which cuts the power to a machine or appliance in case of emergency.

Origin

Mid 19th century.

Definition of safety switch in US English:

safety switch

noun
  • 1Railways (chiefly US) = "catch-point" (now historical).

  • 2A switch which cuts the power to a machine or appliance in case of emergency.

Origin

Mid 19th century.

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更新时间:2025/6/20 10:08:19