ちょうきしゅうぜんけいかく
long-term repair plan
長期修繕計画を導入しました。
We introduced long-term repair plan.
This vocabulary often appears in JLPT reading passages. Recognize it quickly to save time on the test. A 6-kanji compound — break it into parts to understand the meaning. At N3 level, knowing this word helps bridge basic and intermediate Japanese.