against主要用作介詞，意為“反對(duì)，違反；對(duì)……不利；緊靠，倚，碰撞；針對(duì)；預(yù)防，抵御；（體育比賽）對(duì)陣；以……為背景；參照，和……相比；（賭博）預(yù)計(jì)……的失敗”等。

against的用法有哪些

1.against作“反對(duì)”解時(shí)反義詞是for。

2.against用在fight，strive，struggle等詞后面，同with意思相同，不過against更強(qiáng)調(diào)一種困難中的反抗。

We fight for the weak against the strong.

3.作為介詞，against后接的賓語(yǔ)有時(shí)可省略。

We have saved some money against our old age.

我們存了一些錢，以備老年之用。

Our defences must be reinforced against attack.

我們必須加強(qiáng)防御設(shè)施以抵御進(jìn)攻。

His eloquence did not avail against the facts.

他的雄辯在事實(shí)面前不起什么作用。

against例句

He came out against the plan. 他公開表示反對(duì)這個(gè)計(jì)劃。

She leaned against the wall. 她倚靠著墻。

He's dead against the idea. 他堅(jiān)決反對(duì)這個(gè)想法。

Lilacs grew against the side wall. 丁香樹倚著邊墻生長(zhǎng)。

The charges against her are baseless. 針對(duì)她的控告毫無(wú)根據(jù)。

The report argues against tax increases. 該報(bào)告陳述理由反對(duì)增稅。

The peasants arose against their masters. 農(nóng)民奮起反對(duì)奴役他們的人。

Rain drove against the window. 雨打著窗戶。

It isn't insured against theft. 它沒有買盜竊險(xiǎn)。

Are we insured against theft? 我們保了盜竊險(xiǎn)沒有?

The evidence is against him. 證據(jù)對(duì)他不利。

Murder is a crime against nature. 謀殺是一種有違天性的罪行。

He warned us against pickpockets. 他提醒我們要提防小偷。

Rain pattered against the window. 雨點(diǎn)啪噠啪噠地敲擊著窗子。

I was vaccinated against tetanus. 我接種了破傷風(fēng)疫苗。

What were the odds against? 賠率是多少?

She cuddled up against him. 她依偎著他。