spike钉: nail; tack上: upper; up; upward铁钉: piton; iron nail; wire tack钉上: iron straps off; nailed on上铁链: top hinge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:钉上铁钉，即可在微信中查询翻译
