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。

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。