bone traction pin骨: bone牵引: tow; drag; draw; haul; pull; ...针: needle指骨牵引针: finger bone traction pin细钢针,骨牵引针: fine steel needle下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:骨牵引针，即可在微信中查询翻译
