How to say “Once you've done half the wall with a pressure washer, there's no stopping: the clean part makes the rest look filthy.” in Japanese
In Japanese
高圧洗浄機で塀を半分やっちゃうと、もうやめられないよ。きれいになったとこのせいで、残りがものすごく汚く見えるんだもん。
Kōatsusenjōki de hei o hanbun yatchau to, mō yamerarenai yo. Kirei ni natta toko no sei de, nokori ga monosugoku kitanaku mieru n da mon.