tunnel jumbo隧道: tunnel; tunneling; tunnellin ...掘进: driving; tunnelling; drillin ...用: 40分钟跑完全程 run the course in 4 ...钻: drill; auger隧道掘进钻车: tu el jumbo; tunnel jumbo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:隧道掘进用钻车，即可在微信中查询翻译
