After a heart attack, for example, the dead portion of the heart muscle scars over.

例如，心脏病发作后，死亡的那部分心肌会结疤。

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Because battery factory only a portion of electricity, a full line of after use only.

因为电瓶出厂前只有部分电量，完全充满后方可使用。

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I had to give back a portion of the dowry after the divorce.

离婚后，我不得不归还我的那份嫁妆。

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I had to give back a portion of the dowry after the divorce.

离婚后，我不得不归还我的那份嫁妆。

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