volume of blood

• 血量

volume of blood的用法和样例：

例句

1. That's because the stimulant constricts blood vessels and may reduce blood flow to the fetus.
   因为这种刺激性的物质会压缩血管并可能减小流到胎儿的血量。
2. Arteries and arterioles have strong, flexible walls that allow them to adjust the amount and rate of blood flowing to different parts of your body.
   动脉和小动脉都结实而富有弹性，这样就可以通过动脉来调节身体各个部分的供血量。