substitution

英 [ˌsʌbstɪ'tjuːʃ(ə)n]

美 [ˌsʌbstɪ'tuʃ(ə)n]

n.  置换; 取代; 代换; 代入

复数：substitutions　

IELTSTEM8计算机

BNC.6636 / COCA.10742

柯林斯词典

• V-ERG 用…代替;取代;替换
  If yousubstituteone thingforanother, or if one thingsubstitutes foranother, it takes the place or performs the function of the other thing.
  1. They were substituting violence for dialogue...
     他们在用暴力取代对话。
  2. You could always substitute a low-fat soft cheese...
     你总是可以代之以低脂肪的软奶酪。
  3. Would phone conversations substitute for cosy chats over lunch or in the pub after work?...
     打电话能代替午餐时或下班后在酒吧里的惬意闲谈吗？
  4. He was substituting for the injured William Wales.
     他替下了受伤的威廉·威尔士。
• N-COUNT 代替者;代替物;代用品
  Asubstituteis something that you have or use instead of something else.
  1. She is seeking a substitute for the very man whose departure made her cry.
     那个男人的离去令她伤心痛哭，她正想找一个人填补内心的空缺。
  2. ...tests on humans to find a blood substitute made from animal blood.
     为从动物血液中提取人血的替代品而在人体上进行的试验
• N-COUNT 令人满意的替代物;与之媲美的事物
  If you say that one thing is nosubstitute foranother, you mean that it does not have certain desirable features that the other thing has, and is therefore unsatisfactory. If you say that there is nosubstitute forsomething, you mean that it is the only thing which is really satisfactory.
  1. The printed word is no substitute for personal discussion with a great thinker...
     阅读印在纸上的内容远不如与伟大的思想家面对面探讨那般受益。
  2. There is no substitute for practical experience.
     实践经验是无法替代的。
• N-COUNT 替补(运动员)
  In team games such as football, asubstituteis a player who is brought into a match to replace another player.
  1. Coming on as a substitute, he scored four crucial goals for Cameroon.
     作为替补队员上场的他为喀麦隆队打入了四粒关键进球。

双语例句

• Substitution group may not be used.
  不可以使用替代群。
• Emphasis is on substitution and elimination reactions and chemistry of the carbonyl group.
  重点强调取代、消除反应和含羰基基团的化学性质。
• Intents add a layer of indirection that enables sophisticated component reuse and substitution.
  目的添加了一个间接层来支持复杂组件的重用和替换。
• Such service routing and substitution are amongst the many capabilities of the ESB.
  这样的服务路由和替代是ESB的许多功能中的一部分。
• The substitution of one method of payment for another.
  置换为另一种支付方式的行为。
• Rheological properties of hydroxypropylated corn starch with high molar substitution and its affecting factors were studied.
  研究了高取代度羟丙基玉米淀粉溶液的流变学性质及其影响因素。
• It promotes the income effect, substitution effect and finance effect aroused by tax.
  税务筹划利导了企业税收引起的收入效应、替代效应与金融效应。
• The results suggest that there is no wealth effect in the market but only substitution effect.
  实证结果表明，我国房地产市场不具有财富效应而仅具有替代效应。
• Substitution deletion and insertion errors
  代换删除和插入错误
• Substitution: Player No. 4 for No. 3.
  换人：3号下，4号上。