underground
gb/ˈʌndɚɡɹˌaʊnd/ us/ˈʌndɚɡɹˌaʊnd/
A2
Αγγλικά
~ 4300
Σημασίες
0 σημασίες
Ουσιαστικό
A2
entity
1
a subway train network
A system of trains that run in tunnels under a city.
Μοτίβο χρήσης:
to take the underground to [a place]
Συχνό λάθος:
Learners may confuse 'underground' (UK English) with 'subway' (US English), which in US can also mean an underground walkway or passage.
Συνώνυμα
subway (Commonly used in American English for the same concept.)
|
metro (Used in many countries, especially in Europe, for an underground train system.)
Αντώνυμα
overground train (A train that runs on tracks above the surface.)
Συνδυασμοί λέξεων
take the underground
|underground station
|underground network
|underground map
Θέματα
transportation
|city life
|travel
Παραδείγματα
- The underground is the fastest way to get across London.
- She takes the underground to work every morning.
- The city has expanded its underground to reach the suburbs.
- Tourists often find the underground confusing at first.
Παραδείγματα για μαθητές
- I go to school by underground.
- The underground is very busy in the morning.
- We took the underground to the museum.
- He works near an underground station.
adjective
B1
property
2
below the earth's surface
Located or happening under the ground.
Συνώνυμα
subterranean (A more formal or technical word for 'underground'.)
Αντώνυμα
aboveground (Situated or occurring on or above the earth's surface.)
Συνδυασμοί λέξεων
underground tunnel
|underground parking
|underground cable
Θέματα
geography
|construction
|space
|nature
Παραδείγματα
- They built an underground garage for the apartment complex.
- The underground pipes need repair.
- The miners work in underground shafts.
Παραδείγματα για μαθητές
- We walked through an underground tunnel.
- There is an underground car park here.
- The shop has an underground storeroom.
Ουσιαστικό
B2
entity
3
secret resistance group
A secret group that works against people in power.
Συνώνυμα
resistance (Often used for organized opposition during wartime or occupation.)
|
clandestine group (Emphasizes secrecy and hidden operations.)
Αντώνυμα
official organization (An open, legally recognized group operating under public authority.)
Συνδυασμοί λέξεων
join the underground
|underground movement
|underground network
Θέματα
politics
|history
|law
Παραδείγματα
- During the war, he joined the underground to fight the occupation.
- The underground distributed banned newspapers.
- Many members of the underground were arrested by the regime.
Παραδείγματα για μαθητές
- She was part of an underground group.
- The underground helped people escape.
- They hid with help from the underground.
adjective
B2
property
4
secret and hidden from public view
Secret and not known by many people, sometimes illegal.
Συνώνυμα
covert (Focuses on being deliberately concealed.)
|
hidden (General term for not visible or known.)
Αντώνυμα
mainstream (Openly accepted by the majority of society.)
Συνδυασμοί λέξεων
underground club
|underground art scene
|underground economy
Θέματα
culture
|law
|core_vocabulary
Παραδείγματα
- They attended an underground music festival in a warehouse.
- The film became popular through underground screenings.
- There's an underground market for rare books.
Παραδείγματα για μαθητές
- He likes underground music.
- They went to an underground party.
- The shop sells underground comics.
Γραμματική
Λημματική μορφή
underground
IPA
GB/ˈʌndɚɡɹˌaʊnd/
US/ˈʌndɚɡɹˌaʊnd/
Συλλαβές και τόνος
un - der - ground (3 συλλαβές)
Stress on 1st syllable (un)
Τύποι λέξης
Adjective
- Base: underground
Noun
- Base: underground
- Plural: underground, undergrounds
Οικογένεια λέξεων
Forms
undergrounds
noun
Core family
ground
noun A1
Negative and opposite forms
aboveground
adjective
Εκφράσεις
go underground
1/ɡˈoʊ ˈʌndɚɡɹˌaʊnd/
idiom
hide to avoid detection
To hide or work secretly so people cannot find you.
Παραδείγματα
- After the scandal, he went underground to avoid reporters.
- The group went underground after being declared illegal.
underground economy
1/ˈʌndɚɡɹˌaʊnd ɪkˈɑnəmi/
fixed phrase
hidden or illegal economic activity
Business activities that are not reported to the government and are often illegal.
Παραδείγματα
- The government is trying to crack down on the underground economy.
- Many workers in the underground economy are paid in cash.
underground movement
1/ˈʌndɚɡɹˌaʊnd mˈuvmənt/
fixed phrase
secret opposition group or trend
A secret group that works against those in power or against normal ways of doing things.
Παραδείγματα
- The novel was inspired by an underground movement in the 1970s.
- An underground movement is gaining support among young people.