also bloodletting, early 13c., blod letunge, from blood (n.) + let (v.). Hyphenated from 17c., one word from mid-19c. Old English had blodlæte "blood-letting."
双语例句
1. He wiped away the blood with a paper napkin.
他用纸巾将血迹擦去。
来自柯林斯例句
2. I'm a blood donor; I can't risk any contagion.
我是献血者，我不能冒任何接触传染的危险。
来自柯林斯例句
3. The victim suffered a dreadful injury and lost a lot of blood.
受害者受了重伤，大量失血。
来自柯林斯例句
4. He is being constantly monitored with regular checks on his blood pressure.
