ground

mặt đất, đất, địa hình

1. The surface of the Earth, as opposed to the sky or water or underground.Bề mặt Trái Đất, phân biệt với bầu trời, mặt nước hoặc lòng đất.
2. Terrain.Địa hình.
3. Soil, earth.
4. The bottom of a body of water.
5. Basis, foundation, groundwork, legwork.

• Look, I found a ten dollar bill on the ground!
• The worm crawls through the ground.
• You will need to show good grounds for your action.