substitute

替代人；替代物；代理人

（常与for连用）

替代； 调换

取代，代替

substitute

代用品, 代替者, 替代品

代替, 替换, 替代

substitute

1. a person or thing that takes or can take the place of another

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2. an athlete who plays only when another member of the team drops out

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3. someone who takes the place of another (as when things get dangerous or difficult); "the star had a stand-in for dangerous scenes"; "we need extra employees for summer fill-ins"

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1. put in the place of another; switch seemingly equivalent items; "the con artist replaced the original with a fake Rembrandt"; "substitute regular milk with fat-free milk"

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2. be a substitute; "The young teacher had to substitute for the sick colleague"; "The skim milk substitutes for cream--we are on a strict diet"

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3. act as a substitute; "She stood in for the soprano who suffered from a cold"

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1. being a replacement or substitute for a regular member of a team

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2. capable of substituting in any of several positions on a team; "a utility infielder"

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3. artificial and inferior; "ersatz coffee"; "substitute coffee"

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