- 问题详情:Adogrunningforthefirsttimeinhislifethanksto3D-printedprosthetic(假肢)legshasmovedalotofpeople. Derbywasbornwithdisabledfrontlegs.While3Dprintershavebeenusedtomake replacementlimbs(肢体)forhumans,Derbyisthefirstanimaltobesuccessfullyequippedwit...
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