ring binder
ring
ˈrɪng
ring
bin
baɪn
bain
der
dər
dēr
/rɪŋ ˈbaɪndə/

“ring binder”的英语定义和含义

Ring binder
01

活页夹, 环扣文件夹

a cover with metal rings inside that pass through the holes of the documents within to hold them together
ring binder definition and meaning
例子
The office supplies store offers a variety of ring binders in different colors and sizes.
办公用品商店提供各种颜色和尺寸的活页夹
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