Daily Chinese Idiom Guessing Game
Once a job is done well, it brings lasting benefits.
逸安逸。辛苦一次，把事情办好，以后就可以不再费力了。
汉·班固《封燕然山铭》兹可谓一劳而久逸，暂费而永无宁者也。”
Installing solar panels was expensive, but it was a one-time effort that provides free electricity for decades.