alluvial
🇺🇸
/əˈluːviəl/
🇬🇧
/əˈluːviəl/
relating to or consisting of sediment deposited by rivers or floods
The alluvial plains were formed by the sediment carried by the river over time.
천이 운반한 퇴적물로 인해 천연 평원이 형성되었습니다.