opponent/competitor/enemy/foe/rival.导航词义：对手

1. opponent:n. 对手，敌手.指在竞争、比赛、战斗、辩论等中的对手。

He easily defeated his opponent in the election.

他在竞选中轻松击败了对手。

Ted can outfox his opponent almost every time.

特德几乎每次都能智取对手。

2. competitor:n. 对手，竞争者.指参与竞争的人、队伍、公司等，尤指商业领域内的对手。

The company signed a secret deal with its main competitor.

该公司与其主要竞争者签订了一项秘密协议。

Their product has a good lead over their competitor's.

他们的产品遥遥领先其竞争者。

3. enemy:n. 敌人，敌手.普通用词，指心怀仇恨并意图造成伤害的对手，可以是人或动物。

Politicians often have many enemies.

政治家往往树敌很多。

Remember not to make an enemy of him.

记住不要与他为敌。

Birds and insects are natural enemies.

鸟类与昆虫是天敌。

4. foe:n. 仇敌，敌人.多用于文学作品中，指敌意很深、危险性很大的对手。

They are my sworn foes.

他们是我不共戴天的仇人。

Is the killer your friend or foe?

杀手是你的朋友还是仇人？

The knight was murdered by his foes.

那位骑士被他的仇敌谋害了。

5. rival:n. 对手，敌手.指在赛场、情场、职场、生意场等中的竞争对手，可以是人、机构、物品等。

The boxer beat his rival.

这位拳击手击败了他的对手。

Bob and I are rivals in love.

鲍勃和我是情敌。

Moch and I were rivals for the job.

莫克和我是这次求职的竞争对手。

The two companies still remain bitter rivals.

这两家公司依然是宿敌。

全部

1·The boxer jabbed at his opponent.

拳击手向对手猛击。《牛津词典》

2·In debate he was a formidable opponent.

在辩论中他是位难应付的对手。《牛津词典》

3·He felled his opponent with a single blow.

他一拳击倒了对手。《牛津词典》

4·Her opponent called her a liar to her face.

她的对手当着她的面叫她骗子。《柯林斯英汉双解大词典》

5·He was a vociferous opponent of Conservatism.

他是保守主义的强烈反对者。《柯林斯英汉双解大词典》

6·The wrestler put his opponent into a head hold.

那位摔跤手给对手来了个头部擒拿。《牛津词典》

7·His opponent swamped him with facts and figures.

他的对手用实例和数字让他难以招架。《柯林斯英汉双解大词典》

8·The president put the blame squarely on his opponent.

总统明确地指责他的对手。《柯林斯英汉双解大词典》

9·She really lammed into her opponent during the debate.

在辩论中她着实给对手以猛烈的攻击。《牛津词典》

10·The worst thing you can do is underestimate an opponent.

最糟的做法就是低估对手。《柯林斯英汉双解大词典》

对手

1·The boxer jabbed at his opponent.

拳击手向对手猛击。《牛津词典》

2·In debate he was a formidable opponent.

在辩论中他是位难应付的对手。《牛津词典》

3·He felled his opponent with a single blow.

他一拳击倒了对手。《牛津词典》

4·His opponent swamped him with facts and figures.

他的对手用实例和数字让他难以招架。《柯林斯英汉双解大词典》

5·He administered a severe blow to his opponent's head.

他朝着对手的头部狠狠打了一拳。《牛津词典》

敌人

1·When faced with a big opponent or a big challenge, we might assume that we will lose out.

当我们面对一位强大的敌人或是一项严峻的挑战时，我们可能会预见到失败。

2·You want to use the strength of your opponent or refocus your toddler's energy into something positive.

你想用你敌人的实力或重新调整幼儿的精力到更积极的事情上去。

3·The most important is that Yahweh's battle is a historic battle, rather than a mythic battle. The sea is not Yahweh's opponent, nor is Yahweh's enemy another god.

最重要的一点是，耶和华的战斗，是一场历史意义上的，而不是神话意义上的，大海并不是耶和华的敌人，也不是其他神的敌人。

4·Will you never learn how to fence, how to block the sword of the opponent?

你永远都不想学习防御，抯挡敌人利剑的方法吗？

5·And when faced with an opponent who seems smaller or weaker, or a challenge that seems surmountable, we might assume that we will be on top.

而当我们面对一位较为弱小的敌人，或是看起来可以驾驭的挑战时，我们可能会预见到成功。

敌手

1·Alexander the Great beat every opponent between Greece and India.

亚历山大大帝打败了希腊和印度之间的每个敌手。

2·It is also important to note that your weapon of choice will have more or less effect against your opponent depending on the circumstances of the attack.

还有一点很重要的提示，就是您选择的武器将或多或少影响到您与敌手的作战，并且是取决于进攻时的周围环境。

3·Every time they meet this easy opponent, you will give me, challenge langsung!

每次遇到这种容易的敌手，你就退给我，一点挑战性都没有！

4·The knight dismounted his opponent.

骑士将他的敌手打下马。

5·See the whole and artificial friend, cooperation, exploitation: See the whole and artificial opponent, alert, competition.

视一切人为朋友，合作，利用；视一切人为敌手，戒备，竞争。

反对者

1·He is an ardent opponent of the Lisbon treaty streamlining the way the EU is run and is the continent's leading climate change denier.

他是关于简化欧盟运作的里斯本条约最积极的反对者，也是大陆影响气候变化这一论调的反对者。

2·Ronald Jr. pursued careers as a ballet dancer and journalist; Patti was an outspoken opponent of many of her father's policies.

小罗纳德成为了一个芭蕾舞演员和记者；帕蒂是她父亲许多政策的坦率的反对者。

3·Its senior senator, Kay Bailey Hutchison, was a leading opponent of the District's gun ban.

该州资深参议员凯·贝利·辛其森是对哥伦比亚特区禁令首当其冲的反对者。

4·My friend, Patrick, has always been a fanatical opponent of Mr. Lane's Radical Progressive Party.

我的朋友帕特里克一直是莱恩先生的激进党的强烈反对者。

5·I don't think this is the end of the story, said Mr. Howarth, who is an opponent of growing gas development in western New York.

霍沃斯是增加纽约西部天然气开采的反对者，他说：“我认为研究远不能就此停止。”