ソーラーシステム
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Meanings
1
solar system
Astronomy term; refers to the Sun and its orbiting bodies.
See also: 太陽系 (たいようけい)
Many small bodies still exist at the outer edge of the solar system.
2
solar heating system
Refers to a system that uses solar energy for heating, often in buildings or water.
This house heats water with a solar heating system.