life jacket

英 [ˈlaɪf dʒækɪt]

美 [ˈlaɪf dʒækɪt]

n. 救生衣

牛津词典

noun

救生衣
a jacket without sleeves, that can be filled with air, designed to help you float if you fall in water

救生衣
Alife jacketis a sleeveless jacket which helps you to float when you have fallen into deep water.

noun

life preserver consisting of a sleeveless jacket of buoyant or inflatable design
Synonym:life vestcork jacket

Your life jacket will help you to stay up if you fall out of the boat.
如从船上掉下去，你的救生衣可以使你不沉入水中。
Study on Methods of Prolonging Service Life of Honing Cylinder Jacket for Piston Ring
提高活塞环珩磨缸套使用寿命方法的研究
You shouldn't go rafting unless you know how to swim, and you should always wear a life jacket.
除非你会游泳，而且要一直穿着救生衣，否则就不应该去做漂流运动。
When past 6 months had the homogeneous contact, each time all used the life jacket only occupy 31.6%.
过去6个月发生同性性接触时，每次均使用安全套仅占31.6%；
You will have to wear special clothing and life jacket in case the raft gets turned upside down.
你得穿特制的服装和救生衣以防橡皮筏倾覆。
The face shield of life jacket can be matched with a plurality of existing face bare type survival suit.
救生服面罩可以与现有的各种面部裸露式救生服配套使用。
Where is my life jacket?
我的救生衣在哪里？
Life jacket must be worn when working outboard or overhead.
舷外或高空作业要穿救生衣。
Your life jacket is located under your seat or beneath your centre armrest.
救生衣位于你座位下方，或在扶手下方。
You have to wear waterproof clothing, a helmet and a life jacket, just in case your raft gets turned upside down.
你得穿防水的衣服，戴头盔，穿救生衣以防你的小筏子被水冲翻。