下面是第二张的注解:
Department of Water and Power workers are emptyingout bales of plastic balls in the Ivanhoe reservoir in Los Angeles onMonday, June 9, 2008. Department of Water and Power released about400,000 black plastic 4-inch balls as the first installment ofapproximately 3 million to form a floating cover over 7 acres of thereservoir to protect the water from sunlight. When sunlight mixes withthe bromide and chlorine in Ivanhoe's water, the carcinogen bromate canform. (Irfan Khan/AP) #
原帖由 羽毛 于 09-1-4 10:24 发表
第一张团团圆圆
第二张虎门销烟
第三张船刮上岸
第四张神九飞天
第五张命系一线
第六张历难弥坚
好奇第二张,是个啥 |