我感到很满足。

Wǒ gǎndào hěn mǎnzú.

I feel very satisfied.

他对现状很满足。

Tā duì xiàn zhuàng hěn mǎnzú.

He is content with the current situation.

孩子们的笑容让她感到满足。

Háizimen de xiàoróng ràng tā gǎndào mǎnzú.

The children's smiles make her feel satisfied.