How to say “No matter how often I pump it up, the wheelbarrow tire is low on air again by the weekend.” in Japanese
In Japanese
一輪車のタイヤ、何回空気を入れても週末にはもう空気が抜けてるんだよね。
Ichirinsha no taiya, nankai kūki o irete mo shūmatsu ni wa mō kūki ga nuketeru n da yo ne.