1The company operates in the sphere of renewable energy, focusing on solar and wind power solutions.
2Does the sphere of influence of a major corporation extend beyond its immediate market to affect global economic trends?
3The Earth's atmosphere is part of its sphere, protecting life from harmful radiation and extreme temperatures.
4Her sphere of expertise includes artificial intelligence, data analysis, and cybersecurity.
5The artist's latest sculpture is a perfect sphere, crafted from a single piece of gleaming metal.