题目:
在下列事例中,哪一个事例不能表明物体的分子在不停地做无规则的运动?( )
A.在房间某处洒上香水,不久房间里充满了香水味
B.把一块糖放入水中,不搅动,不久整杯水都甜了
C.衣箱中的卫生球变小了,衣服上充满了卫生球的气味
D.扫地时,太阳光柱里能看到大量尘埃做无规则的运动
答案:
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