life.line

lifeline的音标和读音：
DJ音标发音： [ˈlaifˌlain]
KK音标发音： [ˈlaɪfˌlaɪn]

lifeline的词性：
n.（名词）

1. An anchored line thrown as a support to someone falling or drowning.
救生索：一条一端固定的绳索，扔给坠落或溺水的人作为支撑物

2. Nautical A line shot to a ship in distress.
【航海】 救生索：抛向遇难船只的绳索

3. A line used to raise and lower deep-sea divers.
升降索：用来提升或放低深海潜水员的绳索

4. A means or route by which necessary supplies are transported.
重要的交通线：必需物资运输的方法或路线

5. One that is or is regarded as a source of salvation in a crisis.
救星：是或被认为是在危机中拯救别人的人

6. A diagonal line crossing the palm of the hand and believed to indicate the length and major events of one's life.
生命线：穿过手掌的一条斜纹，被认为能指示某人的寿命和生活中的主要事件