請幫我翻譯以下句子

2007-08-11 7:32 am
請幫我翻譯成英文...(問題都要)

為什麼太陽光可以殺菌?

因為陽光中含有紅外線與紫外線。紅外線可以蒸發水份,讓細菌脫水而死。紫外線可以使細胞核濃縮,而在細胞漿產生空泡,使細菌死亡。

回答 (2)

2007-08-12 5:52 am
✔ 最佳答案
Why can sunlight kill germs?
Because there are infrared and ultraviolet light in sunlight. Infrared evaporate water in the germs and kill them by dehydration, while ultraviolet light condenses a nucleus, causes bubbles in the enchylema and kills the germ.
2007-08-11 4:59 pm
Why may the sunlight sterilize?
Because in the sunlight includes the infrared and the ultraviolet ray. The infrared may evaporate the moisture, lets the bacterium dehydration die. The ultraviolet ray may cause the cell nucleus concentration, but in 細胞漿 produces the vacuole, causes the bacterium death


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