horizon
- n. [天] 地平线;视野;眼界;范围
英英释意
- 1. the line at which the sky and Earth appear to meet
- 2. the range of interest or activity that can be anticipated;
- "It is beyond the horizon of present knowledge"
- 3. a specific layer or stratum of soil or subsoil in a vertical cross section of land
- 4. the great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth