1Clean and clear, free from dirt or impurities.
山奥の清い泉から水をくんだ。
I drew water from a clear spring deep in the mountains.
清い空気を吸って、気持ちがすっきりした。
Breathing the clean air made me feel refreshed.
清い流れの小川にはたくさんの魚が住んでいる。
Many fish live in the clear-flowing stream.
2Pure and sincere in heart or conduct, without moral taint; also used to describe an innocent or platonic kind of affection.
彼女の清い心に、誰もが心を打たれた。
Everyone was moved by her pure heart.
二人は清い恋愛関係を貫いた。
The two of them maintained a pure, platonic relationship.
清い一票を投じることが有権者の責任だ。
Casting an honest vote is a voter's responsibility.