英语词汇“flotation device”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	flotation device
释义	flotation device noun An object used to provide or maintain buoyancy in water: all who remain missing are believed to be wearing flotation devices... Everyone on board must wear a personal floatation device. Previously such boats were required only to carry flotation devices. They're swimming in the deep end without any floatation devices.
随便看	rewrite the record books rewriting rule Rex Rexine Rexism Rexist rex sole Reyes, Point Reye's syndrome reyield Reykjavik Reynard Reynolds, Albert Reynolds number Reynolds, Sir Joshua Reynolds stress reyoke rez rezbanyite rez-de-chaussée rezero rezidentia rezidentsia rezidentura rezone

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