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	guardant guard cell guard dog guard duty guarded guardedly guardedness guardee guard hair guardhouse guardian guardian angel guardianship Guardi, Francesco Guardmember guard of honour guard rail guard ring guardroom Guards guardsman guard's van guar flour guar gum Guarneri, Giuseppe

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