noun
数据来源:WordNet
The cortex is the outside layer of the brain and the motor cortex is known as the " excitable area " because magnetic stimulation has been shown to cause a muscle twitch .
大脑皮层是大脑的最外层,而运动皮层被认为是“可激发区域”,因为已经证明磁刺激会引起肌肉抽搐。