substitution单词基本解析：

n.代替；替换；交换

n. 代替, 替换, 代替物
[计] 置换

n. an event in which one thing is substituted for another
n. the act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help"

n. 代替；代用；替换；<化>取代（作用）

substitution变化用词：

复数： substitutions

名词复数形式:substitutions

形容词: substitutional 副词: substitutionally

substitution中文词源：

substitution相关组词：

address substitution [计] 地址替换

allylic substitution [化] 烯丙位取代(取代在邻接于双键的C上)

alpha-substitution [化] α-取代

aromatic nucleophilic substitution [化] 芳香亲核取代

aromatic substitution [机] 芳(香)族取

back substitution [计] 倒转代换

base substitution [化] 碱基置换

beta substitution [化] β-取代

bimolecular electrophilic substitution [化] 双分子亲电取代

bimolecular nucleophilic substitution [化] 双分子亲核取代

cell substitution [医] 血细胞再生

chain substitution [化] 链上取代

cine substitution [化] 移位取代

composition of substitution [计] 置换合成

conditional substitution [计] 条件置换

conservative substitution [化] (构型)保持置换; 保存性置换

consistent substitution rule [计] 一致置换规则

direct substitution [计] 直接代换 [化] 直接取代; 直接代入法

elasticity of substitution [经] 替用弹性

substitution用法和例句：

Substitute. I substitute teach, so I don't really teach.

我代课 我是代课老师 所以也算不上教书

But until he does, I'm your substitute teacher.

但是在他回来之前 我是你的代课老师

I reject your reality and substitute my own.

我拒绝你的真实性并将用我的来代替

But there's no substitute for reallife experience.

但这些都不能替代实战经验

It's a substitute for the real thing.

這只不過是一個真東西的替代品

For substituting my judgment for the president's.

为了用我的决定替代总统的

I'm a substitute teacher and I can't afford it.

我一个代课老师根本支付不起

Jim was not a substitute for anything.

吉姆不是任何东西的替代品

But then sometimes a poor substitute is all there is.

但有时劣质替代品就足以让人活下去

That's my substitute. I'm the one you're looking for.

那是我的替代品 我才是你要找的人

Butmostoftheeasysubstitutionhasalreadybeendone.
但是绝大多数的简单替换已经被做过了。

Thegentleartofsubstitutionandimprovisation
替换和即席创作的文雅艺术

Thistypeofplanworkedwellforlatinamericandebtinthe1980s,culminatingwiththesubstitutionofbradybondsforexistingdebts.
这种方案在上世纪80年代治理拉美债务危机上收效良好，最终以布雷迪债券替换了已有债务。

Sincemostcameraflashesemitiralongwiththeirburstofvisiblelight,theonesubstitutionallowedtheprototypetotransmitandrecordinfraredlight.
由于大多数相机闪光灯在发出可见光同时就会发射出红外线，这一替换使得模型机能够发送并记录红外线。

Hksarblog'sauthorsaidsubstitution,deletionandtheinsertionofsinglelettersappearedtobecommonpatterns,which"mayindicatealevelof'creation'or'creativity.'"
香港特别行政区博客的作者说，替换，删除和插入单个字母似乎是共同的模式，“可能表示某种程度的“创造”或“创意”。”

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