substitute

noun

/ˈsʌbstɪtjuːt/

/ˈsʌbstɪtuːt/

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a person or thing that you use or have instead of the one you normally use or have代替者；代替物；代用品
- a meat substitute肉食替代品
- a substitute family收养家庭
- substitute for somebody/something Paul's father only saw him as a substitute for his dead brother.保罗的父亲只是把保罗当作他死去的哥哥来看待。
- The course teaches you the theory but there's no substitute for practical experience.这门课教的是理论，但没有任何东西能代替实践经验。
- The local bus service was a poor substitute for their car.他们坐当地的公交车，这比坐自己的汽车可差远了。
Extra Examples
- His teacher acted as a father substitute.老师替代了他父亲的角色。
- The company produces substitutes for lead in petrol.该公司生产汽油中铅的替代品。
- The television is a poor substitute for human companionship.用电视来代替人的陪伴是很糟糕的。
- There's no substitute for hard work.无论什么都代替不了努力工作。
Oxford Collocations Dictionary
adjective
- good
- acceptable
- adequate
- …
verb + substitute
- act as
- serve as
- use something as
- …
substitute + noun
- teacher
preposition
- substitute for
See full entry
(also informal sub)
a player who replaces another player in a sports game替补（运动员）
- He was brought on as (a) substitute after half-time.他作为替补队员在下半场上场。
Topics Sports: ball and racket sportsc1

Word Originlate Middle English (denoting a deputy or delegate): from Latin substitutus ‘put in place of’, past participle of substituere, based on statuere ‘set up’.

substitute

verb

OPAL W

/ˈsʌbstɪtjuːt/

/ˈsʌbstɪtuːt/

[intransitive, transitive]

Verb Forms

present simple I / you / we / they substitute	/ˈsʌbstɪtjuːt/ /ˈsʌbstɪtuːt/
he / she / it substitutes	/ˈsʌbstɪtjuːts/ /ˈsʌbstɪtuːts/
past simple substituted	/ˈsʌbstɪtjuːtɪd/ /ˈsʌbstɪtuːtɪd/
past participle substituted	/ˈsʌbstɪtjuːtɪd/ /ˈsʌbstɪtuːtɪd/
-ing form substituting	/ˈsʌbstɪtjuːtɪŋ/ /ˈsʌbstɪtuːtɪŋ/

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to take the place of somebody/something else; to use somebody/something instead of somebody/something else（以…）代替；取代
- substitute for somebody/something Nothing can substitute for the advice your doctor is able to give you.大夫所能给你的忠告是无可替代的。
- Can you find someone to substitute for you at the meeting?你能在会上找个人代替你吗？
- substitute A for B Margarine can be substituted for butter in this recipe.做这道菜可以用人造黄油代替黄油。
- substitute B with/by A Butter can be substituted with margarine in this recipe.做这道菜可以用人造黄油代替黄油。
- substitute somebody/something Kane was substituted in the second half after a knee injury (= somebody else played instead of Kane in the second half).凯恩因膝伤在下半场被替换下场。
When for, with or by are not used, as in the last example, it can be difficult to tell whether the person or thing mentioned is being used, or has been replaced by somebody or something else. The context will usually make this clear.
Word Originlate Middle English (denoting a deputy or delegate): from Latin substitutus ‘put in place of’, past participle of substituere, based on statuere ‘set up’.