| 释义 |
underground adjective /ˌʌndəˈɡraʊnd/ /ˌʌndərˈɡraʊnd/ [only before noun] jump to other results under the surface of the ground- an underground bunker/tunnel
- underground parking
- an underground car park
- underground passages/caves/streams
- underground cables
- They carried out a series of underground nuclear tests.
compare overground - operating secretly and often illegally, especially against a government
- an underground resistance movement
- The changes will affect all workers, whether underground or legal.
- The party was originally formed as an underground organization in 1987.
Topics War and conflictc2, Crime and punishmentc2
underground adverb /ˌʌndəˈɡraʊnd/ /ˌʌndərˈɡraʊnd/ jump to other results under the surface of the ground- Rescuers found victims trapped several feet underground.
- animals that live underground
- toxic waste buried deep underground
- a network of pipelines running underground
- in or into a secret place in order to hide from the police, the government, etc.
- He went underground to avoid arrest.
- If the group is outlawed they will go underground.
- Opposition groups have been driven underground.
Topics War and conflictc2
underground noun /ˈʌndəɡraʊnd/ /ˈʌndərɡraʊnd/ jump to other results   enlarge image(often the Underground) (British English) (North American English subway) [singular] an underground railway system in a city- underground stations
- the London Underground
- I always travel by underground.
see also London UndergroundBritish/American underground / subway / metro / tubeunderground / subway / metro / tube- A city’s underground railway system is usually called the underground (often the Underground) in British English and the subway in North American English. Speakers of British English also use subway for systems in American cities and metro for systems in other European countries. The Metro is the name for the systems in Paris and Washington, D.C. London’s system is often called the Tube.
compare metro, tubeExtra Examples- I always seem to get lost in the underground.
- I often travel on the underground.
- It brought the whole underground system to a halt.
Topics Transport by bus and traina2Oxford Collocations Dictionaryverb + undergroundunderground + nounpreposition- in the underground
- on the underground
See full entry the underground [singular + singular or plural verb] a secret political organization, usually working against the government of a countryTopics War and conflictc2 - (Indian English) a person who works against the government as a member of a secret political organization
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