二に度ど手で間ま

noun

double effort; doing the same work twice

Refers to wasted effort caused by having to redo something or do it again unnecessarily.

• 書しょ類るいを書かき直なおすのは二に度ど手間でまだ。

  Rewriting the documents is double effort.

• 最さい初しょに確かく認にんしておけば二に度ど手間でまにならなかったのに。

  If I had checked first, it wouldn't have been double work.