Rcbf
区域性脑血流（Regional Cerebral Blood Flow）
🗣️ 情景例句
Good night.
晚安。
Mary gave birth to a baby last week.
玛丽上星期做妈妈了。
Anyone who has played even in a school football match knows this.
即使是仅仅参加过学校足球赛的人也有种体会。