thumbtack
n. 按钉；图钉
vt. 用图钉固定
过去式：thumbtacked 过去分词：thumbtacked 现在分词：thumbtacking 第三人称单数：thumbtacks
近义词：pushpin，drawingpin，
英英释义
Noun
- a tack for attaching papers to a bulletin board or drawing board
Verb
- fasten with thumbtacks;
"The teacher thumbtacked the notice on the bulletin board"
例句
用作名词(n.)
- He pinned up the notice with a thumbtack.他用图钉将通知挂起来。
- I worry that Microsoft is introducing Thumbtack at a bad time.我担心，微软推出了图钉在一个坏的时间。