请不要怪罪流量交换他们……
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.
JSON为服务器和客户端应用程序之间的数据交换引入一种新的格式，从而减少了HTTP流量。
JSON reduces the HTTP traffic by introducing a new format for interchanging data between server and client applications.
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