2 sentences

1. 游戏本身就是一个生态圈。

   yóu​xì běn​shēn jiù​shì yī​ge shēng​tài​quān.

   The game itself is an ecosystem.

   Source: CCMatrix

2. 在生态圈2里我花了4个月才做出一个披萨。

   zài shēng​tài​quān2 li wǒ huā le4 ge yuè cái zuò chū yī​ge pī​sà.

   It took me four months in Biosphere 2 to make a pizza.

   Source: UM-Corpus: Subtitles