| 词汇 | lifeline |
| 释义 | life·lineBrE /ˈlaɪflaɪn/ NAmE /ˈlaɪflaɪn/ noun a line or rope thrown to rescue sb who is in difficulty in the water （水上救援的）救生索a line attached to sb who goes deep under the sea （深海潜水员的）信号绳something that is very important for sb and that they depend on 命脉；生命线◆ The extra payments are a lifeline for most single mothers . 额外补助对大多数单身母亲来说都是赖以生存的生命线。 |
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