geology

地質学

地球や他の惑星の岩石や、長い時間での変化などを研究する学問。

やさしい英語で： The study of the Earth and other planets, especially their rocks and how they have changed over time.

• She studies geology.
• We learned about volcanoes in our geology class.
• Geology helps scientists understand how mountains form.

類義語： earth science

よく使う表現： study geology, geology course

地質

ある地域の岩石や地層、地面の構造。

やさしい英語で： The rocks, layers, and physical structure of a particular area.

• The local geology is complex.
• The geology of the island includes old volcanic rocks.
• Engineers studied the geology before building the tunnel.

使い方： geology of somewhere (The geology of this valley is unusual.)

類義語： geological structure

よく使う表現： local geology, geology of somewhere