Some people think it is a good thing to donate blood for it could save somebody's life while others insist that we should not donate blood for it may cause some illnesses.

有些人认为献血是一件好事，因为它可以挽救某人的生命，而其他人坚持认为我们不应该献血，因为这可能会导致一些疾病。

youdao

I am 20 years old the first time I donate blood.

我第一次献血时20岁。

youdao

Most people are able to donate blood again in several months if they wish.

如果他们愿意，大多数人可以在几个月内再次献血。

youdao

"Some people believe that the blood they donate, the hospitals go ahead to sell them to other people.

VOA: standard.2010.06.04

Or maybe I could donate bone marrow and those stem cells could be given to other people in the same way that blood can be given to other people by matching and making sure that immunologically my cells were compatible with you; there's a lot of interest in that.

或者我可以捐献骨髓,而那些干细胞,可以使用和输血同样的方法,通过配型来确认我的免疫细胞和你的匹配,从而把我的干细胞,输入给你,这里面有很多有趣的东西

耶鲁公开课 - 生物医学工程探索课程节选

"People did not accept to donate blood for her, so we had to volunteer as family members.

VOA: standard.2010.06.04