Rcbf
区域性脑血流（Regional Cerebral Blood Flow）
🗣️ 情景例句
Yup.
是的。
If she could help you, she would help you.
如果她能帮你，她一定会的。[虚拟语气]
And now medical care helps to keep people alive longer.
现在的医疗保健使得人们活得更长。