单词	passive transport
释义	passive transport noun : the movement of substances (as by diffusion) across a cell membrane without the expenditure of energy compare active transport Word History First Known Use 1953, in the meaning defined above
随便看	ray blight ray filter ray flower ray fungus ray grass ray gun ray initial ray of hope ray of sunshine ray parenchyma ray tracheid Ray's woodsia ray-fin ray-finned ray-fins ray-liver oil rodenticide rodenticides rodents rodeo rodeoed rodeoing rodeos rodes Rodgers

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