词汇	power-driven splint
释义	power-driven splint 动力夹板
随便看	engagement calendar engagement clause engagement clip engagement, combined engagement control engagement controller Engagement Control Station engagement, disengagement engagement & disengagement device engagement doctrine engagement economy engagement effectiveness engagement equations engagement factor engagement finger engagement force engagement for close encounters engagement indicator engagement indicators engagement infinitely variable speeds drive Engagement in playing the zither engagement in rotary-piston machines or engines engagement interference Engagement is the state or act of interlocking engagement letter