underground

地下の

地面の下にある。

やさしい英語で： Located below the surface of the earth.

• The house has an underground garage.
• Workers repaired the underground pipes.
• Many animals live in underground tunnels.

類義語： subterranean

反対語： aboveground

よく使う表現： underground tunnel, underground water, underground station

秘密の、地下の

秘密にされている、または少数の人しか知らない。

やさしい英語で： Kept secret or known only to a small group of people.

• They joined an underground resistance group.
• The police discovered an underground network.
• Their underground meetings took place in a cellar.

類義語： secret, clandestine, covert

反対語： open

よく使う表現： underground movement, underground network, underground activity

アンダーグラウンドの、非主流の

多くの人に知られていない、または受け入れられていない芸術や文化に属する。

やさしい英語で： Belonging to art or culture outside what most people know or accept.

• She enjoys underground music.
• The club became a centre for underground artists.
• His underground films rarely appeared in large cinemas.

類義語： alternative, nonmainstream

反対語： mainstream

よく使う表現： underground music, underground scene, underground film

地下に、地中に

地面の下の場所で、またはその場所へ。

やさしい英語で： Under the surface of the earth.

• The train travels underground here.
• They buried the cable underground.
• How far underground do the roots grow?

類義語： below ground

反対語： aboveground

よく使う表現： go underground, buried underground, deep underground

地下鉄

主に街の道路の下を走る都市の鉄道。

やさしい英語で： A city train system that runs mostly below the streets.

• We took the underground to the museum.
• The nearest underground station is five minutes away.
• Does the underground run all night?

類義語： metro, subway, tube

よく使う表現： the underground, underground station, take the underground

地下組織、地下運動

当局や広く認められた政治思想に反対する秘密の組織や運動。

やさしい英語で： A secret group or movement that opposes the authorities or accepted political ideas.

• She joined the underground during the war.
• The underground printed leaflets against the government.
• Members of the underground carried messages across the border.

類義語： resistance

よく使う表現： join the underground, the political underground, underground members