Relating to or lasting over a long period of time; used for plans or effects that extend into the future (e.g., 'long-term').
長期的な視点で投資計画を立てる必要がある。
It's necessary to make investment plans from a long-term perspective.
この政策は短期的には効果が出にくいが、長期的には有益だ。
This policy may not produce effects in the short term, but it will be beneficial in the long term.
長期的な影響を考慮して環境対策を行うべきだ。
Environmental measures should be taken considering their long-term effects.