underground
adjective adverb UK [ˌʌn.dəˈgraʊnd] US [-də˞-]
BELOW EARTH 在地面以下
ADVANCED
■below the surface of the Earth; below ground 在地下（的），在地面以下的•an underground cave/passage/cable地下洞穴／通道／电缆 •Moles live underground.鼹鼠生活在地下。
adjective adverb UK [ˌʌn.dəˈgraʊnd] US [-də˞-]
PEOPLE 人
■describes an activity that is secret and usually illegal 秘密的（地）；地下的（地）•an underground newspaper/movement地下报纸／运动 •The Communist Party was forced (to go)underground, and its leaders went into hiding.共产党被迫转为地下活动，其领导人也隐藏了起来。
noun UK [ˈʌn.də.graʊnd] US [-də˞-]
TRANSPORT 交通
the underground only singular (also the tube) UK
■a railway system in which electric trains travel along passages below ground 地铁•the London Underground伦敦地铁 •They went on the underground.他们乘地铁去的。
noun UK [ˈʌn.də.graʊnd] US [-də˞-]
PEOPLE 人
uncountable
■people in a society who are trying new and often shocking or illegal ways of living or forms of art 先锋派团体•In Britain and the USA in the 1970s, the underground was a powerful subversive force.20世纪70年代，先锋派团体在英国和美国是一支强大的颠覆力量。 the underground
■a group of people who secretly fight against the government （反政府的）地下组织•He was a member of the underground, harassing the invading army.他是袭扰侵略军的地下组织成员。 |