an area of low land between hills or mountains, often with a river running through it, a mountain with a large, circular hole at the top through which lava (= hot liquid rock) gases, steam, and dust are or have been forced out, a very large area of sea, a high area of rock with a very steep side, often on a coast, a water that flows naturally along a fixed route formed by a channel cut into rock or ground, usually at ground level high area of rock with a very steep side, often on a coast, a raised part of the earth's surface, much larger than a hill, the top of which might be covered in snow, an area, often covered with sand or rocks, where there is very little rain and not many plants, an area of land that is higher than the surrounding land, a natural wide flow of fresh water across the land into the sea, a lake, or another river, a large area of water surrounded by land and not connected to the sea except by rivers or streams, the dry solid part of the earth's surface, or any large piece of this that sticks up out of the ground or the sea, a large area of land covered with trees and plants, usually larger than a wood, or the trees and plants themselves, water, especially from a river or stream, dropping from a higher to a lower point, sometimes from a great height, the land along the edge of a sea, lake, or wide river, a large hole in the side of a hill, cliff, or mountain, or one that is underground,

Solutions PI 2A Pre-Intermediate

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？