Art gets dirty and damaged over time.

随着时间的推移，艺术会变脏受损。

Getting extra sleep might help reverse this cell damage over time.

长时间的额外睡眠可能有助于逆转这种细胞损害。

Endurance training, in particular, has been shown to send the body into an acute inflammatory state that, over time, can damage the heart.

尤其耐力训练，已经证实会使身体达到激动状态，时间一久就会伤害心脏。

Those players also performed worse on short-term memory tests, so even though no one suffered full-blown concussions, these subconcussive hits added up to measurable damage over time.

这些运动员在短期记忆测试中表现得也不好，即使现在没人有完全型脑震荡，但是一直以来的撞击也会积累损伤。

For example, healthy cells are damaged over time when our immune systems shift from reacting to short-term problems like injuries and infections, to gradually producing chronic inflammation throughout the body.

例如，随着时间的流逝，当我们的免疫系统从对伤害和感染等短期问题作出反应，逐渐变为在全身产生慢性炎症时，健康细胞就会受到损害。

Either way, this thing's gotta go, because all that inflammation and cell damage over time raises the risk of developing gallbladder cancer, so patients with porcelain gallbladder typically get it removed, called a cholecystectomy.

不管怎样，这种情况必须治疗，因为长期的炎症状态和细胞坏死将增加胆囊癌的发病风险，因此，瓷化胆囊的患者一般需行胆囊切除术摘除胆囊。