单词 | personal flotation device |
释义 | > as lemmaspersonal flotation device personal flotation device n. originally and chiefly North American personal flotation device, a buoyancy aid for individual use as a water safety measure or in emergencies, esp. a wearable one such as a life jacket; abbreviated PFD n. at P n. Initialisms. ΚΠ 1972 News (Frederick, Maryland) 17 Mar. b2/1 Until now, only motor boats were required to carry personal flotation devices, the name the Coast Guard uses for life preservers. 2004 Times Colonist (Victoria, Brit. Columbia) (Nexis) 28 Feb. a1 He was not wearing a survival suit, only a personal flotation device around his neck that inflates using a cartridge of carbon dioxide. < as lemmas |
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