只见亮闪闪的蓝色羽毛一闪，一只松鸦从刺柏丛中钻了出来。A jay emerged from the juniper bush in a flash of blue feathers.他也因为那只松鸦持续不断地跟着他而更生气.He was further annoyed by the jay bird which followed him persistently.蓝松鸦衔着围巾飞来了.Blue Jay flew in the scarf...
The static simulation study Ceratophyllum purification of eutrophic water capacity.通过静态模拟实验,研究金鱼藻对富营养化水体的净化能力.The removal of algae in eutrophic water body by OH was studied.OH自由基,将富营养化水体中的藻类光催化氧化去除.Microcystin ( MCYSTs, ...