我继续讲我的，心管一直被乔治打断。
I went on talking, though continually interrupted by George.
心管的发生是心脏发育早期最重要的事件之一。
Heart tube formation is one of the most important events in the early heart development.
治疗前有原始心管搏动者并不是保守治疗的禁忌症。
Being fetal heart beat was not the contraindication for conservative treatment of EP.
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