4 sentences

1. 一吨二氧化碳是什么样子？

   yī dūn èr​yǎng​huà​tàn shì shén​me yàng​zi?

   What does a ton of carbon dioxide look like?

   Source: CCMatrix

2. 干冰不是冰，而是二氧化碳的固体形式。

   gān​bīng bù​shì bīng, ér​shì èr​yǎng​huà​tàn de gù​tǐ xíng​shì.

   Dry ice is not ice, but a solid form of carbon dioxide.

   Source: CCMatrix

3. 当干冰融化时，它就变成二氧化碳气体。

   dāng gān​bīng róng​huà shí, tā jiù biàn​chéng èr​yǎng​huà​tàn qì​tǐ.

   When dry ice melts, it turns into carbon dioxide gas.

   Source: CCMatrix

4. 当你把小苏打、酸性成分和液体混合在一起时，你会得到二氧化碳气体的气泡。

   dāng nǐ bǎ xiǎo​sū​dá, suān​xìng chéng​fen hé yè​tǐ hùn​hé zài yī​qǐ shí, nǐ huì dé dào èr​yǎng​huà​tàn qì​tǐ de qì​pào.

   When you mix together the baking soda, acidic ingredient, and liquid you'll get bubbles of carbon dioxide gas.

   Source: CCMatrix