life jacketˈlife ˌjacket noun [countable] 
a piece of clothing that you wear around your upper body to prevent you from sinking in the water
a piece of clothing that you wear around your upper body to prevent you from sinking in the water
| 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 |
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