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单词 personal flotation device
释义

Definition of personal flotation device in English:

personal flotation device

noun
North American

  • Personal flotation device, a buoyancy aid for individual use as a water safety measure or in emergencies, especially a wearable one such as a life jacket; abbreviated "PFD".

Origin

1970s; earliest use found in The Frederick News.

Definition of personal flotation device in US English:

personal flotation device

noun
North American

  • Personal flotation device, a buoyancy aid for individual use as a water safety measure or in emergencies, especially a wearable one such as a life jacket; abbreviated "PFD".

Origin

1970s; earliest use found in The Frederick News.
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更新时间：2024/11/10 1:38:41