Definition (医疗)
To have blood taken from your body by a trained professional, so that it can be stored and used for people who have lost a lot of blood due to accidents or operations.
捐血
Regularly giving blood helps ensure hospitals have an adequate blood supply.
定期献血有助于确保医院有充足的血液供应。
During the nationwide blood shortage, many people came forward to donate blood.
在全国血液短缺期间，许多人站出来献血。
I was a bit nervous for my first time giving blood, but the process was smooth.
我第一次献血时有点紧张，但过程很顺利。