lifejackets
n. 救生衣
例句
Take lifejackets with you.
带上你们的救生衣。
Crew demonstrating proper donning and wearing of lifejackets.
船员演示正确穿着救生衣。
A storeroom kept the lifejackets and various sailing supplies.
储藏室里放着救生衣和各种帆船用品。