pin-connected span销: melt cancel; annul接: come into contact with; come ...跨: step; stride销接: cotter joint; pin connection; pinned joint邻接跨: adjoining span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:销接跨，即可在微信中查询翻译
