5 sentences

1. 这个水箱的容积是五十升。

   zhè gè shuǐ​xiāng de róng​jī shì wǔ​shí shēng.

   The capacity of this water tank is fifty liters.

   Source: Dong Chinese Dictionary

2. 这个水箱能装十立方米的水。

   zhè gè shuǐ​xiāng néng zhuāng shí lì​fāng​mǐ de shuǐ.

   This water tank can hold ten cubic meters of water.

   Source: Dong Chinese Dictionary

3. 楼顶上的不锈钢水箱需要定期清洗。

   lóu​dǐng shàng de bù​xiù​gāng shuǐ​xiāng xū​yào dìng​qī qīng​xǐ.

   The stainless steel water tank on the roof needs to be cleaned regularly.

   Source: Dong Chinese Dictionary

4. 我的汽车水箱漏水了，引擎温度很高。

   wǒ de qì​chē shuǐ​xiāng lòu​shuǐ le, yǐn​qíng wēn​dù hěn gāo.

   My car's radiator is leaking, and the engine temperature is very high.

   Source: Dong Chinese Dictionary

5. 马桶的水箱配件坏了，导致水流不止。

   mǎ​tǒng de shuǐ​xiāng pèi​jiàn huài le, dǎo​zhì shuǐ​liú bù​zhǐ.

   The toilet tank components are broken, causing the water to run continuously.

   Source: Dong Chinese Dictionary