外科医生施行了静脉切开手术。

The surgeon performed a section on the vein.

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放血放血，静脉切开放血，作为测量治疗效果的一个方法。

The removal of blood, usually from a vein, as a therapeutic measure.

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放血放血，静脉切开放血，作为测量治疗效果的一个方法。

The removal of blood, usually from a vein, as a therapeutic measure.

youdao