This can lead to impacted wisdom teeth, which may cause discomfort and infections if not surgically removed.

这可能会造成阻生智齿，如果不靠手术拔除，可能会造成不适或感染。

It's like an impacted wisdom tooth.

就像是长不出来的智齿。

They might crowd other teeth. Sometimes they even push sideways through the gums. An impacted wisdom tooth is one that fails to completely rise through the gums -- the term is erupt.

导致智齿可能挤压别的牙齿，有时甚至在牙床侧面生长出来。 阻生智齿是未能在牙床完全生长的牙齿，这里的生长指的是“萌出“。

And many scientists think that as people's diets have become less chewy, their jaws have gotten smaller — and that this has led to dental crowding, resulting in dental crookedness and impacted wisdom teeth.

许多科学家认为，当人的饮食变得不那么需要咀嚼，他们的下颚就变小了——这就导致牙齿拥挤，造成咬合不正以及阻生智齿。