life·sav·er 
(līfsā′vər)
(līfsā′vər)n.
1. One that saves a life.
2. See lifeguard.
3. One that provides help in a crisis or emergency.
4. A life preserver shaped like a ring.
lifesav′ing n.
| 单词 | lifesaver |
| 释义 | life·sav·er (līfsā′vər)n. 1. One that saves a life. 2. See lifeguard. 3. One that provides help in a crisis or emergency. 4. A life preserver shaped like a ring. lifesav′ing n. |
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