11 sentences

1. 一天有二十四个小时。

   yī tiān yǒu èr​shí​sì gè xiǎo​shí.

   There are twenty-four hours in a day.

   Source: Tatoeba

2. 他们才二十四岁。

   tā​men cái èr​shí​sì suì.

   They're only 24 years old.

   Source: OpenSubtitles

3. 这把琵琶一共有二十四个品。

   zhè bǎ pí​pa yī​gòng yǒu èr​shí​sì gè pǐn.

   This pipa has a total of twenty-four frets.

   Source: Dong Chinese Dictionary

4. 这组动画每秒包含二十四帧。

   zhè zǔ dòng​huà měi miǎo bāo​hán èr​shí​sì zhēn.

   This animation contains twenty-four frames per second.

   Source: Dong Chinese Dictionary

5. 这家无人超市二十四小时营业。

   zhè jiā wú​rén chāo​shì èr​shí​sì xiǎo​shí yíng​yè.

   This unmanned supermarket is open 24 hours a day.

   Source: Dong Chinese Dictionary

6. 卖家承诺在二十四小时内发货。

   mài​jiā chéng​nuò zài èr​shí​sì xiǎo​shí nèi fā​huò.

   The seller promises to ship the goods within twenty-four hours.

   Source: Dong Chinese Dictionary

7. 在过去二十四小时里，你在哪里？

   zài guò​qù èr​shí​sì xiǎo​shí lǐ, nǐ zài nǎ​lǐ?

   Where were you in the last 24 hours?

   Source: OpenSubtitles

8. 市长专线二十四小时为市民服务。

   shì​zhǎng zhuān​xiàn èr​shí​sì xiǎo​shí wèi shì​mín fú​wù.

   The mayor's hotline serves the citizens 24 hours a day.

   Source: Dong Chinese Dictionary

9. 这里的护士是二十四小时轮班工作的。

   zhè​lǐ de hù​shi shì èr​shí​sì xiǎo​shí lún​bān gōng​zuò de.

   The nurses here work in 24-hour shifts.

   Source: Dong Chinese Dictionary

10. 警方派人二十四小时盯住嫌疑人的住所。

    jǐng​fāng pài rén èr​shí​sì xiǎo​shí dīng​zhù xián​yí​rén de zhù​suǒ.

    The police sent people to watch the suspect's residence 24 hours a day.

    Source: Dong Chinese Dictionary

11. 罗盘上的二十四山向每个位都有其特定的含义。

    luó​pán shàng de èr​shí​sì shān xiàng měi gè wèi dōu yǒu qí tè​dìng de hán​yì.

    Each of the twenty-four positions on the compass has its own specific meaning.

    Source: Dong Chinese Dictionary