Pbf
[医][=peripheral blood flow]外周血流（量），末梢血流量
🗣️ 情景例句
but I think I can be of some help to you.
但我觉得我可以对你略有帮助。
Long tarrying takes all thands away.
耽搁太久，会把人家的谢意全送走。
Follow your teacher's instructions.
按照他/她告诉你的去做。