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Ultraviolet radiation may also damage marine life by killing one- celled plants called phytoplankton,which form the base of the ocean's food chain. 紫外線輻射還可以通過殺死單細(xì)胞的浮遊植物來破壞海洋生命，這種浮遊植物是搆成海洋食物鏈的基礎(chǔ)。