a steep, high slope or cliff formed by erosion

陡坡, 悬崖
a narrow passage of water connecting two larger bodies of water, often linking two seas or an inlet with a larger expanse of water

海峡, 狭水道
a large mass of ice that forms over long periods of time, especially in polar regions or high mountains

冰川, glaciers
an expansive flat land covered in grass, scattered with trees, and found in tropical or subtropical areas

草原, 热带草地
one of the imaginary lines between the North Pole and the South Pole, drawn on maps to help pinpoint a location

子午线, 经线
the arrangement of the natural and artificial physical features of an area, including elevation, slope, landforms, and bodies of water

地形, 地貌
a circular coral reef with a lagoon in the middle

环礁, 珊瑚环礁
a narrow, shallow watercourse, often flowing through a confined natural channel

小溪, 溪流
a watercourse that flows into a larger river or body of water

支流, tributary
a hill with steep, flat sides and a flat top, often found in desert areas

平顶山, 小山丘
a large waterfall where water rushes forcefully over a height

瀑布, 大瀑布
a steep, deep, and narrow sea inlet surrounded by tall cliffs, created by a glacier

峡湾, 海峡
a natural hot spring that periodically erupts with a column of boiling water and steam due to underground volcanic activity

间歇泉, 喷泉
a narrow piece of land with water on each side that connects two larger areas

地峡, 薄陆
a shallow body of water separated from a larger body of water, often by a barrier island, coral reef, or sandbar

潟湖, 环礁湖
a steep cliff or edge of a rock face, often with a significant drop

峭壁, 悬崖
a small, rounded hill or mound, often found in a grassy or wooded area

小丘, 小土 mound
an area of land, particularly in reference to its physical or natural features

地形, 地势
a large rock, usually one that has been shaped by natural forces such as water or ice

巨石, 大石头
a beach or shoreline covered with small, smooth, rounded stones or pebbles, typically found along coasts or riverbanks

卵石滩, 鹅卵石海滩
