复数： hacksaws

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Oval tubular hacksaw frame with aluminium .

铝柄椭圆管钢锯架。

After substantial wear and tear on a hacksaw , our man finally cut through the strong steel cable .

在把钢锯结结实实地磨损了一番之后，我们的主角终于把粗大的钢缆切断了。

Wait , that 's a common hacksaw . That won 't help us much .

等一下，那是普通的钢锯。这帮不了我们多少。

The quick fix : use a grinding wheel to shape an old hacksaw blade into a harpoon-like point .

权宜之计：用砂轮将旧的锯子磨成鱼叉状的倒钩尖头。