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A lecturer was giving a lecture to his students on stress management.He raised a glass of water and asked the audience,“How heavy do you think this glass of water is?”The students’ answers ranged from 20g to 500g.“It does not matter on the absolute weight[绝对重量].It depends on how long you hold it.If I hold it for a minute,it is OK.If I hold it for an hour,I will have an ache in my right arm.If I hold it for a day,you will have to call an ambulance.It
A lecturer was giving a lecture to his students on stress management. He raised a glass of water and asked the audience, ”How heavy do you think this glass of water is? “ The students’ answers ranged from 20g to 500g. ”It does not matter on the absolute weight .It depends on how long you hold it.If I hold it for a minute, it is OK.If I hold it for an hour, I will have an ache in my right arm.If I hold it for a day, you will have to call an ambulance.It