life-saving suit

基本解释

• [交通运输工程]救生服

英汉例句

双语例句

• They suit north and south water system respectively, and are good to be popularized and applied with water-saving, environmental protection and a longer equipment life.
  介绍了这些水处理剂在节水、环保、延长设备使用方面的作用和价值。

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专业释义

交通运输工程

• 救生服