Rada's cardiac tissue showed clear signs of dilated cardiomyopathy.

蕾达的心肌组织明显显示出扩张型心肌病的特征。

This secret backdoor entrance is a tiny bundle of cardiac tissue that conducts electrical signals really well and it's called the Bundle of Kent.

这个秘密的后门由一小束心脏组织组成，他们可以很好地传导电冲动，称为肯特束。