cavern

大洞窟

岩の中や地下に自然にできた大きな空間。

やさしい英語で： A large natural space inside rock or under the ground.

• Bats live in the cavern.
• We explored several caverns beneath the mountain.
• Water dripped from the cavern’s ceiling.

類義語： cave, grotto

よく使う表現： limestone cavern, underground cavern, explore a cavern

地下空洞

地下にある大きな部屋や空洞。

やさしい英語で： A large room or hollow space below the ground.

• Gas is stored in this cavern.
• Engineers dug a cavern beneath the power station.
• The underground caverns hold emergency oil supplies.

類義語： chamber

よく使う表現： storage cavern, excavated cavern, salt cavern

洞窟のような空間

洞窟を思わせる、とても広く暗い部屋や空間。

やさしい英語で： A very large, dark room or space.

• The shop was a dark cavern.
• We waited in a cavern of a hall.
• His voice echoed through the empty cavern of the old theatre.

使い方： a cavern of a + noun (They worked in a cavern of a warehouse.)

よく使う表現： dark cavern, cavern of something

くり抜く

物の内部に深い空洞を作ること。

やさしい英語で： To make deep hollow spaces in something.

• Water caverned the rock.
• Ancient tunnels cavern the hillside.
• Waves had caverned the cliffs over many centuries.

類義語： hollow out

よく使う表現： cavern the rock, cavern a hillside