如图是血液循环和气体交换示意图请据图作答1图中的�是 �是 图中心脏的四个腔左下为�右下为�2血液由�射出流经��到 Template




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tomski如图是血液循环和气体交换示意图请据图作答1图中的�是 �是 图中心脏的四个腔左下为�右下为�2血液由�射出流经��到 coloring