grooving槽: trough; manger舌: tongue sth. shaped like a to ...连接: connect; fit together; link; ...凹凸: concave-convex榫接: joggle joint; joggle; mortis ...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:槽舌连接凹凸榫接，即可在微信中查询翻译
