the mixture of gases that surrounds the Earth and is necessary for breathing

वातावरण

English Usage: We need clean air to breathe.

Hindi Usage: हमें सांस लेने के लिए साफ वातावरण की आवश्यकता है।

the act of losing blood, often due to injury

खून बहना

English Usage: He was bleeding after he cut his arm.

Hindi Usage: वह अपनी बाजू काटने के बाद खून बहा रहा था।

to lose blood from the body, often in response to an injury

खून बहना

English Usage: If you cut yourself, you might bleed.

Hindi Usage: अगर आप खुद को काटते हैं, तो आप खून बहा सकते हैं।