Pbf
[医][=peripheral blood flow]外周血流（量），末梢血流量
🗣️ 情景例句
Today is pretty cold.
今天挺冷的
He took a strong attitude towards her.
他对她采取强硬态度。
Where do you think you are? On a race track?
你认为你现在是在哪儿？在赛车道上吗？