One building block always goes missing right when you need it for the roof.

How to say “One building block always goes missing right when you need it for the roof.” in Japanese

In Japanese

屋根(やね)にしたいときに限(かぎ)って、積(つ)み木(き)が一(ひと)つ足(た)りない。

Yane ni shitai toki ni kagitte, tsumiki ga hitotsu tarinai.

One building block always goes missing right when you need it for the roof. in other languages