Word: 系 (xì, jì)

乘务员请我们系好安全带。

Chéngwùyuán qǐng wǒmen jì hǎo ānquándài.

The flight attendant asked us to fasten our seat belts.

他系上了领带。

Tā jì shang le lǐngdài.

He put on a tie.

去历史系或者教育系。

Qù lìshǐ xì huòzhě jiàoyù xì.

Go to the history department or education department.

司机应该系安全带。

Sījī yīnggāi jì ānquándài.

Drivers should wear seat belts.

她帮他系了领带，因为他不会。

Tā bāng tā jìle lǐngdài, yīnwèi tā búhuì.

She helped him tie his tie because he didn't know how to.

开车系安全带是强制的。

Kāichē jì ānquándài shì qiángzhì de.

Wearing a seat belt while driving is compulsory.

我是不会系领带的。

Wǒ shì búhuì jì lǐngdài de.

I won't be wearing a tie.

把绳子绷直，再系在树上。

Bǎ shéngzi bēng zhí, zài jì zài shù shàng.

Pull the rope taut, then tie it to the tree.

没人系安全带。

Méi rén jì ānquándài.

None were wearing seat belts.

系上安全带。

Jì shang ānquándài.

Fasten your seat belts.

系上您的安全带。

Jì shang nín de ānquándài.

Fasten your seat belt.

请系好安全带。

Qǐng jì hǎo ānquándài.

Fasten your seat belt, please.

起步前请先系好安全带。

Qǐbù qián qǐng xiān jì hǎo ānquándài.

Please fasten your seat belt before pulling away.

门前系起高头马，不是亲来也是亲

ménqián jì qǐ gāotou mǎ, bú shì qīn lái yě shì qīn

tie a tall horse at your gate and even non-relatives come as relatives

鞋带系得太紧，勒得脚疼。

Xiédài jì de tài jǐn, lēi de jiǎo téng.

The shoelaces are tied so tight that they hurt my feet.