“大出血”的英语？

生我3个儿子时，我每次都出现产后大出血。I haemorrhaged badly after the birth of all three of my sons.他在大出血。He was bleeding profusely.用于治疗大出血型中风的外科新技术也在研制之中.And new surgical techniques are also being developed for hemorrhagic strokes....

“大出血”的拼音为：dà chū xuè...