英语词汇“substitute”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

verb

1. (often foll by for)

to serve or cause to serve in place of another person or thing

2. chemistry

to replace (an atom or group in a molecule) with (another atom or group)

3. logic, mathematics

to replace (one expression) by (another) in the context of a third, as replacing x + y for x in 3 x = k gives 3 x + 3 y = k

noun

4.

a.

a person or thing that serves in place of another, such as a player in a game who takes the place of an injured colleague

b.

(as modifier)

a substitute goalkeeper

Often shortened to: sub

5. grammar another name for pro-form

6. Canadian another name for supply teacher

7. nautical another word for repeater (sense 5)

8.

(formerly) a person paid to replace another due for military service

▶ USAGE Substitute is sometimes wrongly used where replace is meant: he replaced (not substituted) the worn tyre with a new one

Derived forms

substitutable (ˌsubstiˈtutable)

adjective

substitutability (ˌsubstiˌtutaˈbility)

noun

Word origin

C16: from Latin substituere, from sub- in place of + statuere to set up

单词	substitute
释义	Word Frequency substitute (ˈsʌbstɪˌtjuːt) verb 1. (often foll by for) to serve or cause to serve in place of another person or thing 2. chemistry to replace (an atom or group in a molecule) with (another atom or group) 3. logic, mathematics to replace (one expression) by (another) in the context of a third, as replacing x + y for x in 3 x = k gives 3 x + 3 y = k noun 4. a. a person or thing that serves in place of another, such as a player in a game who takes the place of an injured colleague b. (as modifier) a substitute goalkeeper Often shortened to: sub 5. grammar another name for pro-form 6. Canadian another name for supply teacher 7. nautical another word for repeater (sense 5) 8. (formerly) a person paid to replace another due for military service ▶ USAGE Substitute is sometimes wrongly used where replace is meant: he replaced (not substituted) the worn tyre with a new one Derived forms substitutable (ˌsubstiˈtutable) adjective substitutability (ˌsubstiˌtutaˈbility) noun Word origin C16: from Latin substituere, from sub- in place of + statuere to set up
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