这把刀已经因使用多年而变钝了。

This knife has been blunted by years of use.

youdao

用厨房的剪刀剪电线会使它变钝。

Using the kitchen scissors for cutting wire dulled them.

youdao

切削刀具一开始变钝就须重新打磨。

Cutting tools must be reground at the first sign of dullness.

youdao

如果你用刀砍铁丝，会使刀锋变钝的。

If you cut the iron wire with a knife, you'll blunt its edge.

youdao

这些刀保证不会变钝。

These knives are guaranteed never to go blunt.

youdao

在工业上，激光被用来作为锯和钻头，而且它永远不会变钝。

In industry, lasers are the saws and drills that never get dull.

youdao

在工业上，激光被用来作为锯和钻头，而且它永远不会变钝。

In industry, lasers are the saws and drills that never get dull.

youdao