달 표면에서 관찰되는 어둡고 평평한 현무암 지대인 '바다'의 복수형.
Large, dark, basaltic plains on the Moon, formed by ancient volcanic eruptions; the plural form of mare.
예문:
"The lunar maria are clearly visible from Earth as dark patches on the Moon's surface."
"Scientists study the composition of the maria to understand the Moon's volcanic history."
"Most of the maria are found on the near side of the Moon rather than the far side."