In the case of doctors, that meant bleeding their patients.

生而言，这意味着病人放血。

To correct the balance of these fluids, doctors employed dangerous treatments like bloodletting and purging.

了矫正这四种体液的平衡，生采用了放血和净化等危险的治疗方法。

" That'll purge me, " he urged as an objection to all reasoning.

" 放血不痒了。" 用人意见也听不进去。

When he fell sick several days later, he had a doctor bleed him.

【bleed】几天后他病倒了，让一个生给他做放血治疗。

Therapeutic phlebotomy or bloodletting can be used to manage iron overload, as well as deferoxamine, an iron chelating agent.

治疗性静脉切开术或放血疗法可用于治疗超负荷，也可使用螯合剂去胺。

He'd also seek out patients undergoing bloodletting in order to take all their life juice for himself.

他还会寻找正在接受放血治疗的病人，以便把他们的血液都拿来自己喝掉。

Physicians would try any desperate measure, bloodletting was tried, leeches were used, but none seemed to work.

内科生用尽各种权宜之计，尝试过放血 水蛭吸血等方法 但没有一种方法得见起效。

Relax. I didn't kill anyone for it. This phlebotomist I went out with a few times, he's my supplier.

别紧张。我没了它杀人。我和这个放血师约会过几次，他是我的供货商。

But here's the thing: Why was bloodletting so popular in so many places for so long?

这长时间以来，放血在那多地方如此流行？

Scenes depicting ritual bloodletting as well as parades of musicians hint at a complex culture that fascinates us to this day.

描绘放血仪式和乐师游行的场景暗示了一种复杂的文化，至今仍吸引着我们。

Some seem strange now, like the bloodletting tools.

有些现在看来颇奇特，比如放血工具。

Bloodletting, purging, fasting -- they were all well-regarded treatments.

放血、催吐、禁食——它们都曾是备受推崇的治疗方法。

First, the chosen ones had to complete a four-day fasting and bloodletting ritual.

首先， 被选中的人必须完成期四天的禁食和放血仪式。

How people were bled varied with time, place, and practitioner.

人们进行放血的方式因时间、地点和生的不同而异。

The cure, ideally, is to let the blood out.

理想的治疗方法是放血。

Circa 1000 CE, Al-Zarrawi describes surgical instruments for use in bloodletting.

约1000年，阿尔-扎拉维描述了用于放血的外科手术工具。

Although I suppose they could try and drain him, but that doesn't work.

尽管我想他们可以尝试给他放血，但那并不奏效。

Doctors who believed in the four humors and used cupping or leeches to drain blood.

相信四体液理论并使用拔罐或水蛭放血的生。

The doctor prescribed leeches, mustard-poultices, and calomel, and ordered him to be bled.

生开了水蛭、芥末膏和甘汞的处方，并命令他放血。

They were used to take blood from patients in hopes of removing their sickness as well.

它们曾被用于从病人身上放血，以期消除疾病。