distancer测距仪,测长仪distancen.距离；路程；远方vt.与 ... 保持距离；把(对手)甩在后面distance freight增加距离运费distance lofting平距放样distance centers距离中心distance teacher远程教师distance cathode远距阴极distance bushing定距衬套distance-coded距离编码distance control远距控制,遥控distance readingadj.远距离示数的distance learner远程学习者