单词	life jacket
释义	English American life jacketnoun [ C ] uk/ˈlaɪf ˌdʒæk.ɪt/us/ˈlaɪf ˌdʒæk.ɪt/ a piece of equipment, like a jacket without sleeves, that is filled with air or light material and is designed to help you float if you fall into water See also life preserver Thesaurus: synonyms and related words Protective clothing apron boiler suit chaps coveralls crash helmet cycle helmet hard hat helmet helmeted jockstrap life preserver pinny pith helmet potholder respirator smock stab vest tin hat topee visor See more results » life jacketnoun [ C ] us/ˈlɑɪf ˌdʒæk·ɪt/also life vest, /ˈlɑɪf ˌvest/ a piece of equipment that looks like a jacket without sleeves and that is filled with air or light material designed to help someone float if the person falls into the water
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