2 sentences

1. 农业是文明的基石。

   nóng​yè shì wén​míng de jī​shí.

   Agriculture is the cornerstone of civilization.

   Source: CCMatrix

2. 水果和蔬菜是任何营养饮食的基石，在怀孕期间尤为重要。

   shuǐ​guǒ hé shū​cài shì rèn​hé yíng​yǎng yǐn​shí de jī​shí, zài huái​yùn qī​jiān yóu​wéi zhòng​yào.

   Fruits and vegetables are the cornerstone of any nutritious diet, and they are especially important during pregnancy.

   Source: CCMatrix