airtight blood return method

• 密闭式回血

airtight blood return method的用法和样例：

例句

1. RCP not only supplies the brain with blood and oxygen via the superior vena cava, but also provides a possible way of flushing out cerebral emboli.
   逆行性静脉灌流法是希望藉由逆流回微血管的方式达到供应脑部养分及氧气，并藉回血达清洗动脉微粒子的目的。