mionectic blood的用法和样例：
例句
- Deoxygenated blood is blood that has circulated throughout tissues, is not devoid of oxygen, but contains diminished oxygen.
去氧血是已经环流过组织的血液，不是不含氧而是含氧量减少的血液。 - The superior vena cava returns deoxygenated blood from the upper body to the right atrium, and it enters the upper portion of this chamber.
上腔静脉把来自上半身的去氧血返回右心房，因为它开口于右心房的上部。
