他三下五除二地冲净了带有斑点的鱼鳞以及里面鲜红的鱼肉，然后把鱼包裹在纸里，再放进一个塑料袋。
He rinsed the flecked mesh of scales and the red flesh inside, then wrapped the fish in paper and put it in a plastic bag.
经纸层析，醋酸纤维素薄膜电泳及琼脂糖电泳分析表明，其主成分为单一斑点。
It showed a single spot when identified by means of the paper chromatography, cellulose acetate electrophoresis and agarose electrophoresis.
想象一下一根燃烧着的蜡烛，再想象一下慢慢把一张很厚的纸移到蜡烛火焰的上方，你会看到纸上有一连串烧焦了的斑点。
Imagine a burning candle, and imagine moving a sheet of heavy paper slowly over the flame of the candle, you're gonna get a series of burned spots in the paper.
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