But stars like our sun swell into bloated red giants when the nuclear fuel in their cores is depleted.

但是，像太阳这样的恒星，核心的核燃料耗尽时，就会发生膨胀，成胀大的红巨星。

To compensate, the left ventricle actually bulks up, and its muscles hypertrophy, or grow so that the ventricle can contract with more force.

了代偿，左心室会胀大，它的心肌会过度生而变得肥大让心室能更大力收缩。

Before them stood two travel-worn trunks and a distended portmanteau, which had shed their contents in heterogeneous heaps over Lizzie's rosy carpet.

们面前放着两个旅行用旧的箱子和一个胀大的皮箱，箱子里的东西乱七八糟地堆莉齐的玫瑰色地毯上。

It was eerie, spine-tingling, unearthly; it lifted the hair on Harry's scalp and made his heart feel as though it was swelling to twice its normal size.

这声音虚幻飘渺，空灵神秘，听了令人亢奋。它使哈利头皮上的头发都竖了起来，使的心房胀大得有原来的两倍。