Paf
[医][=paroxysmal atrial fibrillation]阵发性心房纤维颤动, 阵发性心房颤动
🗣️ 情景例句
Unless in uniform, he doesn't look like a policeman.
除非穿上制服，要不他看起来不像警察。
Your beautiful handwriting puts my untidy scrawl to shame.
你那漂亮的书法使我潦草的字迹相形见绌。
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前，人们异常激动。