overground

overground
adverb& adjective
  1. on or above the ground
    在地面上(的)
    [as adv.]it has suggested that a new line be built overground.
    有人建议在地面上修建一条新的交通线。
    [as attrib. adj.]a huge heating system pipes heat along overground tubes.
    巨型供热系统沿着地面管道送热。
    ■[as attrib. adj.]legitimate; not subversive
    合法的;非颠覆性的
    they devised plans for using overground political processes.
    他们制订了使用合法政治程序的计划。
英语宝典
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