Rcbf
区域性脑血流（Regional Cerebral Blood Flow）
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
I'm being kept very busy with my required reading for Sosh this quarter.
本学期有许多必须为上社会学而读的东西，我太忙了。
For him, caves have the same peculiar fascination which high mountains have for the climber.
对洞穴探险者来说，洞穴有一种特殊的魅力，就像高山对登山者有特殊魅力一样。