Word: 洁净 (jiéjìng) Traditional: 潔淨 洁净 dictionary entry jiéjìng clean; to cleanse Full dictionary entry for 洁净 Example sentences using 洁净 2 sentences, showing page 1 of 1. 山里的空气和水都很洁净。 Shān lǐ de kōngqì hé shuǐ dōu hěn jiéjìng. The air and water in the mountains are both very clean. 这条河的水很洁净。 Zhè tiáo hé de shuǐ hěn jiéjìng. The water in this river is very clean.