空

jiē shang kōng wú yī rén

街上空无一人。

There's not a single soul in the street.

shū jí yǐ xiāo shòu yī kōng

书籍已销售一空。

All the books have been sold out.

qǐng wèn hái yǒu kōng fáng jiān ma

请问，还有空房间吗？

Excuse me, is there an empty room?

shì bīng duì kōng shè jī

士兵对空射击。

The soldiers fired into the air.

dí fāng xiàng wǒ jūn fā shè yī méi kōng duì dì dǎo dàn

敌方向我军发射一枚空对地导弹。

The enemy fired an air-to-surface missile at our army.

wǒ kàn jiàn hǎo jǐ zhī fēng zheng fēi zài kōng zhōng

我看见好几只风筝飞在空中。

I saw several kites flying in the sky.

tā kōng chuī yī tōng

她空吹一通。

She prattled away about nothing.

wǒ kōng pǎo le yī tàng

我空跑了一趟。

I made a journey for nothing.

shì bīng kōng fàng le yī qiāng

士兵空放了一枪。

The soldier fired a blank shot.