tectonic
🇺🇸
/tekˈtɑːnɪk/
🇬🇧
/tekˈtɒnɪk/
related to the large-scale processes that shape the Earth's crust
The tectonic activity in this region has caused many earthquakes over the years.
この地域の構造活動は年々多くの地震を引き起こしてきました。