press stud

noun

1. 摁扣；子母扣
   a type of button used for fastening clothes, consisting of two metal or plastic sections that can be pressed together

1. 按扣；摁扣；子母扣
   A press stud is a small metal object used to fasten clothes and is made up of two parts which can be pressed together.

in AM, use 美国英语用 snap fastener, snap

1. We also produce water transfer, cool press on transfer and iron on stud& stone, offset print PVC.
   另有水转印和感压冷转及烫钻烫图、柯式印PVC。
2. The press stud on the collar of his evening shirt
   他晚礼服衬衫领口上的摁扣儿
3. Hidden press stud placket.
   隐藏按螺柱门襟。

noun

1. a fastener used on clothing
   1. children can manage snaps better than buttons

   Synonym:    snapsnap fastener