单词	life jacket
释义	life jacketˈlife ˌjacket noun [countable] a piece of clothing that you wear around your upper body to prevent you from sinking in the water
随便看	acuity acumen acupressure acupuncture acupuncturist acute acutely acuteness acute triangle A.D. ad adage adagio Adam adamant adamantly Adams, Ansel Adam's apple Adams, John Adams, John Quincy Adams Onis Treaty, the Adams, Samuel adapt adaptability adaptable

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