A zipper is a device used to open and close parts of clothes and bags. It consists of two rows of metal or plastic teeth which separate or fasten together as you pull a small tag along them.
英汉词典释义
n.
<美>拉链
The zipper is red.这条拉链是红色的。
英英词典释义
Noun
1. a fastener for locking together two toothed edges by means of a sliding tab