hook attachment for trailertrailer connector拖车: trailer; trail car; chassis; ...挂钩: couple; articulate; link up ...吊车挂钩工: tagman矿车挂钩工: hooker on把拖车挂上: hitch up the trailer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:拖车挂钩，即可在微信中查询翻译
