雲うん泥でいの差さ

expression, noun

a world of difference; wide difference

Idiomatic expression emphasizing an extreme gap in quality, ability, or degree, like the distance between clouds and mud.

• 二人ふたりの実じつ力りょくには雲うん泥でいの差さがある。

  There is a world of difference in their abilities.

• この製せい品ひんとあの製せい品ひんでは品ひん質しつに雲うん泥でいの差さがある。

  There is a huge gap in quality between this product and that one.