Once you're profitable, you can make more purchases, but even those should be limited to what you need. Your business should be a "lean, mean, debt reducingmachine".
一旦你有利可图，你就能采购更多的东西，但是即使是这些你也应该将采购范围限制于你所需要的。
2
Reducing the production costs of individual machine parts is the only way to achieve our larger goal of reducing our overall production costs.
降低单个机器零件的生产成本是我们实现降低整体生产成本这一更大目标的唯一途径。
3
A machine tool's control can be a barrier to reducing the machining cycle time and improving the finish of complicated 3d molds, aerospace parts or medical-device components.