4 sentences

1. 化学能可以转换为热能。

   huà​xué néng kě​yǐ zhuǎn​huàn wéi rè​néng.

   Chemical energy can be converted into heat energy.

   Source: Dong Chinese Dictionary

2. 你可以把这段视频转换成音频格式。

   nǐ kě​yǐ bǎ zhè duàn shì​pín zhuǎn​huàn chéng yīn​pín gé​shì.

   You can convert this video into an audio format.

   Source: Dong Chinese Dictionary

3. 在这个数学题中，你需要把百分数转换成分数。

   zài zhè​ge shù​xué tí zhōng, nǐ xū​yào bǎ bǎi​fēn​shù zhuǎn​huàn chéng fēn​shù.

   In this math problem, you need to convert the percentage into a fraction.

   Source: Dong Chinese Dictionary

4. 我们需要转换一下思考的角度。

   wǒ​men xū​yào zhuǎn​huàn yī​xià sī​kǎo de jiǎo​dù.

   We need to shift our perspective.

   Source: Dong Chinese Dictionary