amputate sth
宾语通常是被切除的身体部位（如腿、手指），而不是患者本人。
Surgeons had to amputate his right leg below the knee.
外科医生不得不截去他膝盖以下的右腿。
截肢；切除
amputates — third person singular of amputate
手术切除身体的一部分,尤指肢体。；切断；删除
amputate
手术切除身体的一部分,尤指肢体。
To surgically remove a part of the body, especially a limb.
一般现在时
Doctors sometimes amputate a limb to save the patient's life.
医生有时会截肢以挽救病人的生命。
一般过去时
The surgeon amputated his infected finger yesterday.
外科医生昨天截去了他感染的手指。
现在完成时
His leg has been amputated.
他的腿已被截去。
amputate 是规则及物动词，意为“截肢；切除”，常用于医疗语境。
The doctors had to amputate his leg below the knee after the infection spread.
感染扩散后，医生不得不截去他膝盖以下的腿。
用法提示：动词amputate表示“截肢”，此处接宾语his leg。
If the frostbite gets worse, they may have to amputate several fingers.
如果冻伤恶化，他们可能不得不切除几根手指。
用法提示：amputate在此表示“切除”，是及物动词，宾语为several fingers。
The surgeon explained how to amputate the damaged limb without causing more injury.
外科医生解释了如何在不造成更多损伤的前提下切除受损的肢体。
用法提示：amputate以不定式形式出现，后接the damaged limb，表示手术切除。
宾语通常是被切除的身体部位（如腿、手指），而不是患者本人。
Surgeons had to amputate his right leg below the knee.
外科医生不得不截去他膝盖以下的右腿。
The infection was so severe that the surgeons amputated three toes from her left foot.
感染非常严重，外科医生截去了她左脚的三根脚趾。
cut off 较口语、更通用，可指切断任何东西；amputate 特指手术截除肢体，正式语境中不宜互换。
sever 比 amputate 更强调切断的动作，可用于意外或人为切断，不限于手术；作手术义时不如 amputate 常用。
grammar · medium
易错句子The infection was so serious that the doctor had to perform an amputate.
正确表达The infection was so serious that the doctor had to perform an amputation.
amputate 是动词，不能作名词；表示“截肢手术”应用名词 amputation。
grammar · medium
易错句子The surgeon had to amputate off the soldier's leg.
正确表达The surgeon had to amputate the soldier's leg.
amputate 本身已含“切除、截去”之意，后面不要再加 off，否则语义重复。
grammar · medium
易错句子The doctor amputated the patient of his left leg.
正确表达The doctor amputated the patient's left leg.
amputate 的直接宾语应是身体部位，用名词所有格修饰即可，不能用 deprive sb of sth 的 of 结构。
本词条取“amputate”的“外科手术切除（肢体）”义；reattach 意为将断离的肢体重新接回，是此义下常用的反义词，多用于外科语境，且与 amputate 同为及物动词。
amputate 指医生为治疗而截去肢体；sever 指用利器把物体（包括身体部位）切断，常因事故或暴力，不一定是手术。
amputate 指截去肢体；excise 指切除组织、肿瘤或器官，不用于截去整个肢体。
amputate 是正式医学术语，指手术截肢；cut off 是日常口语，也可用于截肢，但更常指剪断或切掉一般物体，语域较低。
截肢；切除肢体
The infection was so severe that the surgeon had to amputate a limb to save the patient's life.
感染非常严重，外科医生不得不切除一条肢体以挽救病人的生命。
截掉一条腿
Doctors decided to amputate his leg because the bone was completely shattered.
医生们决定截掉他的腿，因为骨头已经彻底碎了。
截掉一条手臂
The doctors had to amputate her arm to prevent the spread of gangrene.
医生们不得不截掉她的手臂，以防止坏疽扩散。
截掉一根手指
The patient asked the doctor to amputate the finger rather than endure months of therapy.
病人要求医生截掉那根手指，而不是忍受数月的治疗。
截掉一根脚趾
People with diabetes sometimes need to amputate a toe when an ulcer fails to heal.
糖尿病患者有时在溃疡无法愈合时需要截掉一根脚趾。
am- (around) + put (to prune/cut) + -ate (verb suffix). Related: amputation, amputee; compute, dispute (same root put); activate, celebrate (same suffix -ate).
截肢是一种外科手术。
截肢通常是指切除手臂或腿等肢体。
截肢手术由外科医生执行。
严重的创伤可能需要截肢。
截肢手术在手术室中进行。
Dictionary facts from ECDICT, WIKTIONARY.
接受截肢手术；被截肢
He had a limb amputated after the car crash and now uses a prosthetic.
车祸后他被截掉了一条肢体，现在使用假肢。