Bloodletting

[blʌd,letiŋ]

解释:

(noun.) formerly used as a treatment to reduce excess blood (one of the four humors of medieval medicine).

比利校对--From WordNet

解释:

(n.) The act or process of letting blood or bleeding, as by opening a vein or artery, or by cupping or leeches; -- esp. applied to venesection.

录入:维维恩