Most of these are edible fishes, only the absorption or ingestion of fresh blood being harmful.
大部分的这些是可食用的鱼，只有吸收或食用新鲜血液才是有害的。
The present paper is dealing with the pernicious effects on the blood cells ofthe fishes poisoned by copper in the base mud of the Xiang River.
本文以微核测定研究湘江底泥铜含量对鱼类血细胞的毒性作用。
The cells take what they need out of the blood stream, as plants and fishes take their food out of water.
这些细胞，就象植物和鱼从水中提取食物一样，从血液中提取它所需要的食物。
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