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dissipate

dissipate更有點擴散的意思,有梯度差別的.比如說熱量從高溫處慢慢擴散到低溫處,能量慢慢擴散到四周,直到消失.

disperse 有點太陽把水汽驅散這樣的感覺.無序的擴散.

我也將不好,抄兩端詞典的解釋給妳看看.

1.Main Entry:dis·si·pate

1 a :to break up and drive off (as a crowd) b :to cause to spread thin or scatter and gradually vanish

2 :to be extravagant or dissolute in the pursuit of pleasure; especially :to drink to excess

2.Main Entry:dis·perse

1 a :to cause to break up b :to cause to become spread widely c :to cause to evaporate or vanish

2 :to spread or distribute from a fixed or constant source:as a archaic :disseminate b :to subject (as light) to dispersion c :to distribute (as fine particles) more or less evenly throughout a medium

intransitive verb

1 :to break up in random fashion

2 a :to become dispersed b :dissipate,vanish