| 单词 | personal flotation device |
| 释义 | personal flotation devicenouna life preserver, life jacket, or other device for keeping a person afloat in the water. Abbreviation: PFD Also called flo·ta·tion dev·ice . Origin of personal flotation deviceFirst recorded in 1970–75 Words nearby personal flotation devicepersonal digital assistant, personal distance, personal effects, personal equation, personal equity plan, personal flotation device, personal foul, personalia, personal identification number, personalism, personality Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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