rescue equipment consisting of a buoyant belt or jacket to keep a person from drowning
双语例句
1. This is a life preserver.
这是救生用品。
youdao
2. The life preserver kept him up until the boat came.
救生衣使他保持浮在水面直到小船来救他。
youdao
3. Alright, I'll go and take my life preserver. Promise me nothing bad will happen.
那好吧，我去拿救生圈。你要保证我没事。
youdao
4. Alright, I'll go and take my life preserver. Promise me nothing bad will happen.
那好吧，我去拿救生圈。你要保证我没事。
youdao
A silky fiber obtained from the fruit of the silk-cotton tree and used for insulation and as padding in pillows, mattresses, and life preservers. 木棉一种绢状纤维，从木棉树的果实中提取出来，用作隔音材料，也可用作枕头，褥垫和救生用具中的垫料
