联体,并体天生的或手术施行的通常进行血液交换的两器官的联合,比如在。
The natural or surgical union of anatomical parts of two organisms, usually involving exchange of blood, as in the development of Siamese twins or in certain transplant operations.
但正是肺的底部含有温度最高、血流量最大的血管,最频繁的气体交换在这里进行,将氧气运送到血液中。
Yet it's the bottom section of the lungs that contains the warmest and wettest blood vessels - the most efficient for gas exchange and moving oxygen into the blood.
在每一曲结束后他们伸展着胳膊腿来让血液循环并且交换舞伴。 脸上大汗淋漓。
They shook their arms and legs to help their blood circulate after every set as people walked around to change partners, their faces drenched in perspiration.
These cells around the outside form the interface, the placenta, where the maternal blood circulation meets the embryonic circulation and nutrients are passed back and forth that way in a very highly regulated and important way.
外层的细胞形成接触面,即胎盘,是母血与胎血,进行血液交换,及营养物质交换的场所,整个过程高度有序并且非常重要
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