漢英對照/對於年齡在55至64歲之間比較年輕的人

對於年齡在55至64歲之間比較年輕的人，通常會進行較小的手術，稱為部分膝關節置換，並且預計需要在10年內重做人造關節。

For younger people between 55 and 64 years of age, a smaller operation is usually performed, called partial knee replacement, and it is expected that the artificial joint will need to be redone within 10 years.