Word: 只有 (zhǐyǒu) it is only (someone) who ... (as in 只有男性才有此需要[zhi3 you3 nan2 xing4 cai2 you3 ci3 xu1 yao4] "only men would have such a requirement")

不是只有你有这扇门的钥匙吗？

Bú shì zhǐyǒu nǐ yǒu zhè shàn mén de yàoshi ma?

Aren't you the only one who has a key to this door?

他有一张只有母亲爱的脸。

Tā yǒu yì zhāng zhǐyǒu mǔqīn ài de liǎn.

He has a face only a mother could love.

会不会只有我一个人去聚会？

Huì búhuì zhǐyǒu wǒ yí gè rén qù jùhuì?

Will I be the only one going to the party?

只有专家能区分出它们的不同。

Zhǐyǒu zhuānjiā néng qūfēn chū tāmen de bùtóng.

Only an expert can tell them apart.

只有个别人才懂了我的意思。

Zhǐyǒu gèbié réncái dǒngle wǒ de yìsi.

Only a few people understood me.

只有你回答了这个问题。

Zhǐyǒu nǐ huídále zhège wèntí.

Only you answered the question.

只有你懂我。

Zhǐyǒu nǐ dǒng wǒ.

You're the only one who understands me.

只有你才做得到。

Zhǐyǒu nǐ cái zuò dédào.

You're the only one who can do it.

只有你能保护他们。

Zhǐyǒu nǐ néng bǎohù tāmen.

You are the only one who can protect them.

只有和平能够拯救世界。

Zhǐyǒu hépíng nénggòu zhěngjiù shìjiè.

Only peace can save the world.

只有她们自己明白她们在说什么。

Zhǐyǒu tāmen zìjǐ míngbai tāmen zài shuō shénme.

Only they themselves understand what they say.

只有她没有回答问题。

Zhǐyǒu tā méiyǒu huídá wèntí.

Apart from her, everybody answered the question.

只有少数的人才懂了我的意思。

Zhǐyǒu shǎoshù de réncái dǒngle wǒ de yìsi.

Only a few people understood me.

只有成人可以看那种电影。

Zhǐyǒu chéngrén kěyǐ kàn nàzhǒng diànyǐng.

Only adults may watch that film.

只有政府才有专卖的权利。

Zhǐyǒu zhèngfǔ cái yǒu zhuānmài de quánlì.

Only the government has the right of exclusive trade.

只有游客才这么做。

Zhǐyǒu yóukè cái zhème zuò.

The only people who do this are tourists.

只有直子喝咖啡。

Zhǐyǒu zhí zǐ hē kāfēi.

Only Naoko drinks coffee.

只有竹内没有接受邀请。

Zhǐyǒu Zhúnèi méiyǒu jiēshòu yāoqǐng.

Only Takeuchi didn't accept the invitation.

只有雌性蚊子才会咬人。

Zhǐyǒu cíxìng wénzi cái huì yǎo rén.

Only female mosquitoes bite people.

能用电脑的就只有她。

Néng yòng diànnǎo de jiù zhǐyǒu tā.

Only she can use the computer.

这是只有我们能知道的秘密。

Zhè shì zhǐyǒu wǒmen néng zhīdào de mìmì.

Only we know this secret.

那时候，只有贵族才能读书。

Nà shíhou, zhǐyǒu guìzú cáinéng dúshū.

In those days, only the nobility could get an education.