是指可以满足内在驱使力的物品。
那儿的痒也许是由于接触刺激物而引起的。
It may be that the itching is caused by contact with irritant material.
他并不是说婴儿没有任何记忆,而是说他们能够识别一些刺激物,比如面孔。
He didn't claim that infants don't have any sort of memory, it's acknowledged that they can recognize some stimuli, like faces.
最后,对呼吸道刺激物的咳嗽反射不会导致人们在睡眠期咳嗽,而会造成呼吸暂停。
Finally, the coughing reflex in reaction to irritants in the airway produces not a cough during sleep but a cessation of breathing.
we thought about using juice, the kinds of stimuli that you would use in animal experiments.
我们想过使用果汁,这种刺激物也会在动物试验中使用。
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