弓锯一种锯，由一条坚韧、利齿的锯条张紧在一个框架里构成，用于切割金属。

A saw consisting of a tough, fine - toothed blade stretched taut in a frame, used for cutting metal.

youdao

弓锯一种锯，由一条坚韧、利齿的锯条张紧在一个框架里构成，用于切割金属。

A saw consisting of a tough, fine - toothed blade stretched taut in a frame, used for cutting metal.

youdao