That comment needs some amplification.

　　這個評論需要進一步充實。

　　The rate of amputation is 27% in these cases.

　　截肢率為27%，總病殘率達55%。

　　You ever see another amputation at an angle like that?

　　你見過象他那種角度的切斷手術(shù)嗎？

　　Energy expenditure can be minimized by a properly performed above-the-knee amputation.

　　能量消耗可通過恰當?shù)南ド辖刂�術(shù)最小化。

　　She retained a number of copies for further annotation.

　　她保留了許多副本以便作進一步的注解。