Maintenance: inspection, repair, and management work to keep equipment or systems in good working order.
サーバーの保守は夜間に行われることが多い。
Server maintenance is often performed at night.
定期的な点検で機械の保守費用を抑えることができる。
Regular inspections can reduce maintenance costs for machinery.
冷暖房設備の保守契約を結んだ。
We signed a maintenance contract for the HVAC system.
Conservatism: a stance or tendency that values the status quo and tradition and is resistant to rapid change.
その政党は保守的な政策を掲げている。
That political party advocates conservative policies.
保守派の意見が議論で強く表れた。
Conservative voices were strongly expressed in the debate.
保守的な考え方と革新的な考え方が対立している。
Conservative and progressive ways of thinking are in conflict.