2 sentences

1. 天然气在低温下会液化。

   tiān​rán​qì zài dī​wēn xià huì yè​huà.

   Natural gas liquefies at low temperatures.

   Source: Dong Chinese Dictionary

2. 这种细菌在低温环境下也能存活。

   zhè zhǒng xì​jūn zài dī​wēn huán​jìng xià yě néng cún​huó.

   This type of bacteria can survive even in low temperatures.

   Source: Dong Chinese Dictionary