Giải nghĩa: A low area of land between hills or mountains, typically with a river or stream flowing through it.
Nghĩa: Thung lũng
Không phổ biến
Cách sử dụng từ vựng "Valleys" trong câu (ví dụ)
Mars is a terrestrial planet with a thin atmosphere, having surface features like those of the impact craters of the Moon, and valleys, deserts, and polar ice caps of Earth.