chunnel底: bottom; base隧道: tunnel; tunneling; tunnellin ...海底隧道: cross-harbour tunnel; eastern harbour crossing; submarine tunnel; undersea tunnel河底隧道: under river tunnel街底隧道: street tunnel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:底隧道,即可在微信中查询翻译