0 a thin membrane covering each lung that folds back to make a lining for the chest cavity -- 胸膜
The pleura protects your lungs and helps them slide back and forth as they expand and contract during breathing. 胸膜保護你的肺,並讓其可以在呼吸時因膨脹收縮而前後移動。
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
再长的路,一步步也能走完,再短的路,不迈开双脚也无法到达。
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European
2021年8月16日
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pleura