life preserver

n.

救生工具，（用以自卫的）护身棒；

变形

复数：life preservers

英英释义

life preserver

• n.rescue equipment consisting of a buoyant belt or jacket to keep a person from drowning

  同义词：preserverflotation device

双语例句

1. 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
2. This is a life preserver.
   这是救生用品。

权威例句

Life preserver
LIFE-PRESERVER
Life-preserver.
Combined life-preserver and magazine
Life preserver used in high building fire
Phragmites: life preserver of the salt marsh
A crustal life preserver
Inflatable Emergency Equipment I: Evaluation of Individual Inflatable Aviation Life Preserver Donning Tests
Design of High Building Life Preserver Based on Irreversible Worm and Centrifugal Friction Brake Principle
Swimming board or life preserver
Would You Mind Tossing Me That Life Preserver? Corporate Political Activity and Firm Survival
Safety knowledge transfer through mobile virtual reality: A study of aviation life preserver donning
The PETS Act: a legal life preserver