兴奋性刺激超过某一临界值以前毫无反应.Nothing happens until the excitatory stimulus exceeds a certain'threshold'value.临界点所对应的刺激强度为临界值.The ceitical valueis stimulus intensity corresponding to the critical point.因为9.55>3.78, 其中3.78...
催眠状态实际上介乎清醒和睡眠之间。The hypnotic state actually lies somewhere between being awake and being asleep.进入睡眠状态时，我们的脑电波振幅慢慢变大。As we fall asleep the amplitude of brain waves slowly becomes greater.每5例癫痫病中约有两例是在睡眠过程中发作的。About two ...
这栋房子透着一种宁静和整齐感。The house projects an atmosphere of calm and order.门口站着一位穿戴整齐、仪态庄重的男子。At the door was a neatly dressed, dignified man.他把报纸整齐地叠起来，然后抿了口咖啡。He folded his paper neatly and sipped his coffee....