lifesaver
英
['laɪfseɪvə(r)]
美
['laɪfseɪvər]
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Noun:
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an attendant employed at a beach or pool to protect swimmers from accidents
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a life preserver in the form of a ring of buoyant material
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用作名词 (n.)
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The new drug is a potential lifesaver.
这种新药有可能成为一种救命药。
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He thought of the old man as his lifesaver.
他把老人看作他的救命恩人。
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In the case of the Jacobses, that could be a lifesaver.
对于雅各布斯一家人来说,这可能成为救命索。
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