thumbtack
🇺🇸
/ˈθʌmtæk/
🇬🇧
/ˈθʌmtæk/
noun
R
A small pin that you press into a surface to hold a paper in place.
I used a thumbtack to pin the note onto the notice board.
我用图钉把便条钉在公告板上。
translation
图钉
词形变化
Plural
thumbtacks