說某個東西像另一個
擺在一起之後如果得出「這兩個很像」，comparison 就指那句相提並論的話本身。這一支常帶著評價的味道，被比的人不一定樂意。
comparison (likening) · noun · B2
When you say that one person or thing is like another in some way.
相提並論；比擬
核心畫面
Picture holding two things side by side and looking back and forth between them: where are they the same, where do they differ, which one comes out ahead. Comparison is that act of putting things next to each other — and then the statement, the likeness, or even the grammar built on it.
可以想成：把兩樣東西並排放好，眼睛在它們之間來回看——哪裡一樣、哪裡不同、哪一個比較好。comparison 就是這…更多收起
可以想成：把兩樣東西並排放好，眼睛在它們之間來回看——哪裡一樣、哪裡不同、哪一個比較好。comparison 就是這個「擺在一起看」的動作，接著也可以指看完寫出的分析、拿來相提並論的說法，甚至文法上的比較級。From the picture
文法上的比較級變化
語言本身也有「擺在一起看」的機制：形容詞和副詞改變形式來表示更多或最多。文法課用這個字指整套變化。
comparison (grammar: comparative form) · noun · B2
In grammar, the way an adjective or adverb changes to show 'more' or 'most', like big–bigger–biggest.
比較級變化
Also in this word
comparison (act of comparing) · noun · B2
The act of looking at two or more people or things to see how they are alike or different.
比較
comparison (analysis) · noun · B2
A statement or study that shows how two or more things are similar or different.
比較（分析）
原始詞典資料7 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
comparisonnoun/kəmˈpæɹ.ɪ.sən/
- 1
The act of comparing or the state or process of being compared.
- to bring a thing into comparison with another
- there is no comparison between them
- 2
An evaluation of the similarities and differences of one or more things relative to some other or each other.
- He made a careful comparison of the available products before buying anything.
- As sharp legal practitioners, no class of human beings can bear a comparison with them.
- 3
With a negation, the state of being similar or alike.
- There really is no comparison between the performance of today's computers and those of a decade ago.
- 4
grammarhuman-scienceslinguisticsA feature in the morphology or syntax of some languages whereby adjectives and adverbs are inflected to indicate the relative degree of the property they define exhibited by the word or phrase they modify or describe.
- In English, adjectives and adverbs have three forms when making a comparison: the plain form "hot", the comparative form "hotter", and the superlative form "hottest".
- 5
That to which, or with which, a thing is compared, as being equal or like; illustration; similitude.
- Whereto shall we liken the kingdom of God? Or with what comparison shall we compare it?
- 6
A simile.
- 7
human-sciencesmedicinephrenologyThe faculty of the reflective group which is supposed to perceive resemblances and contrasts.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。