| 释义 |
n. life vest,personal flotation device,PFD,Mae West,air jacket 1. | 救生衣a jacket without sleeves, that can be filled with air, designed to help you float if you fall in water |
n. | 1. a sleeveless jacket made of light material or filled with air, used to keep somebody afloat in water 2. something you wear on a boat to make you float if you fall into the water by accident |
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