couper 用英语:

My mom wants me to cut my hair.

to cut into small pieces

It scans the DNA searching for the error. Then it uses molecular scissors to snip through both strands, which switches off the faulty gene.

snip = cut

Could you tell this snip to shut his mouth for good?

cleared out the snips of paper that had been clogging the machine / that antique urn that we bought at London's Road Market was a real snip