| 单词 | lifejacket |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Mayday〕He raced to pick up the lifejackets while his stepmother sent out a Mayday call.他的继母发出无线电求救信号的时候，他飞跑着去拿救生衣。柯林斯高阶〔USELESS〕The lifejackets turned out to be useless, because they didn't inflate properly. 因为充不了气，结果这些救生衣毫无用处。朗文写作活用〔consider〕Watersports enthusiasts should consider hiring a wetsuit as well as a lifejacket.除了租救生衣，水上运动爱好者还应该考虑租一套潜水服。柯林斯高阶〔ensure〕The lifejacket had almost certainly ensured her survival.救生衣几乎确保了她的生还。麦克米伦高阶〔inflated〕Don's lifejacket had failed to inflate.唐的救生衣未能充气膨胀。柯林斯高阶〔stay up〕Put on your lifejacket, which would help you to stay up if you fall out of the boat.穿上救生衣。这样在你万一从船上跌到水里时，它会帮助你不沉到水下去。21世纪英汉 |
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