三刀切书机：设计用来裁切适量书本或杂志边缘的切纸机。

Three-knife trimmer: A guillotine designed with three knives for trimming sizeable stacks of books or magazines.

youdao

三刀切书机：设计用来裁切适量书本或杂志边缘的切纸机。

Three-knife trimmer: A guillotine designed with three knives for trimming sizeable stacks of books or magazines.

youdao