英语词汇“knee jerk”是什么意思，“knee jerk”的读音、用法及例句翻译-烛光网

词汇	knee jerk
释义	knee jerkn.（名词） A reflex contraction of the quadriceps muscle resulting in a sudden involuntary extension of the leg, produced by a sharp tap to the tendon below the patella; patellar reflex.膝反射：通过突然叩击膝盖下的腱产生的股四头肌的反射挛缩，造成小腿突然的无意识的伸展；膝反射
随便看	allys all–American All–American all–around all–day all–embracing all–fired all–important all–inclusive all–night all–or–none all–or–nothing all–out all–overs all–powerful all–purpose all–round all–round all–star All–Star all–terrain vehicle all–time alm Alma Alma-Ata

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