Retrograde extrasystole
[醫] 逆行性期外收縮
?? 詞語組成解析
retrograde
['r?tr?ɡred]
adj. 向后的;退化的;惡化的;次序顛倒的;
vi. 逆行;倒退;退步;
vt. 使倒退;
vi. 倒退地;向后地;
retro向后，倒退+grade步，級→向后退步→退步，墮落
n. 期外收縮, 額外收縮
??? 情景例句
Yeah.
吃了。
Me too. I was hoping we could go to the beach today, but it looks like that's out of the question.
我也這么想，我本來希望我們今天去海邊，但看來沒戲了。
Oh, dear! What's wrong?
噢，天哪！怎么啦？