... pen carbon paper 钢笔复写纸 pen ruling machine 划线机 pencil carbon paper 铅笔书写复写纸 ...
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pen n ruling machine 划线机
Ruling machine: machine for drawing rules on paper. there are pen ruling and disc ruling machines.
画线机：在纸上画上线条的机器。有笔画线机和碟画线机两种。
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