1. Objective:To investigate the significance of SNEb on detection of pacing and conduction capacity of Sinus Node. 目的：深入探讨体表窦房结电图对窦房结起搏与传导功能检测的临床意义。
2. "Blinded trials suggest that the apparent response is due to a strong expectation response to pacing, " they also report. 他们的报道还说了“盲法实验结果表明明显的反应是由于强烈期望起搏反应”。
3. No wonder some animals spend about a quarter of their time pacing. But how did scientists figure out that this was the problem? 难怪一些动物会在它们四分之一的时间里不停的走路。但是，科学家们是怎样发现这个问题的呢？
英英解释
n.
1. (music) the speed at which a composition is to be played
2. walking with slow regular strides
