龍門山斷層

1. • Longmenshan fault line, a tectonically active thrust fault line at the northwest boundary of the Sichuan basin

Character by character

• 龍(lóng)surname Long
• 門(mén)surname Men
• 山(shān)surname Shan
• 斷(duàn)break
• 層(céng)pile on top of one another