SOME fish have special proteins in their blood to stopthem from freezing to death—a remarkable evolutionary trait made no less so bythe fact that biologists have known about it for some time.
某些鱼的血液里存在特殊蛋白质，可以让它们不致冻死——生物学家对此早已有所认识的事实，丝毫不影响对这一显著的进化性状的惊奇。
SOME fish have special proteins in their blood to stopthem from freezing to death—a remarkable evolutionary trait made no less so bythe fact that biologists have known about it for some time.
某些鱼的血液里存在特殊蛋白质，可以让它们不致冻死——生物学家对此早已有所认识的事实，丝毫不影响对这一显著的进化性状的惊奇。
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