perforated

1. V-T To perforate something means to make a hole or holes in it. 在…上钻孔

I refused to wear headphones because they can perforate your eardrums. 我不愿戴耳机，因为它可能会使鼓膜穿孔。

2. perforatedADJ [ADJ n]

Separate the ballot at the perforated line. 在打孔线上分离选票。