经络
参考答案：
经络是运行全身气血，联络脏腑肢节，沟通上下内外的通路。
经络系统有经脉和络脉组成：经脉包括十二经脉和奇经八脉；络脉有十五络、浮络、孙络等。
—You always go to the seaside and swim during the summer vacation. Don’t you want to try something different this year?
— .
A．Like what?
B．With pleasure .
C．Let’s go then.
D．That’s all right.
成人呼吸窘迫综合征(ARDS)
