过去,当人发烧时医生就给他们放血.Doctors used to let blood when people got fever.过去医生以放血来减轻热度.Doctors used to let blood from people to lessen a fever.过去医生以放血来降低轻热度.Doctor used to let blood from people to lessen a fever....

“放血”的英语可以翻译为：loodletting，bleeding，haemospasia，bleed，depletion ...

“放血”的拼音为：fàng xuè...

“放血针”的英语可以翻译为：fleam ...