| 例句 |
Doctors used to bleed their patients in an effort to cure them.过去医生常常给病人放血治病。They practiced ritual bloodletting.他们举行了放血仪式。When he fell sick several days later, he had a doctor bleed him.几天后他病倒了，就让医生给他放血。Doctors used to let blood from people to lessen a fever.过去医生以放血来降低轻热度。King George III of England was purged, leeched, and flogged assiduously during his recurring bouts of insanity.英国国王乔治三世每次精神病发时，都要一遍遍催泻、用水蛭放血并且用棍棒抽打。 |