Your utility knife is tearing the cardboard; the blade needs changing.

How to say “Your utility knife is tearing the cardboard; the blade needs changing.” in Japanese

In Japanese

そのカッターナイフ、段(だん)ボールが切(き)れずに破(やぶ)れちゃうよ。刃(は)を替(か)えたほうがいいね。

Sono kattā naifu, danbōru ga kirezu ni yaburechau yo. Ha o kaeta hō ga ii ne.

Your utility knife is tearing the cardboard; the blade needs changing. in other languages