短语词组短语dropped -beat pulse 脉搏短绌;歇止脉;间歇脉atrial dropped beat 心房漏搏single dropped beat 单次脱漏搏动ventricular dropped beat 心室收缩脱落sinoatrial dropped beat 窦房漏搏The beat just dropped 重复上面的一段 返回 dropped beat