Tolls are simple machines. We use them to do work.
工具是简易机械。我们用它们来干活。
Sometimes many simple machines are put together to make one complicated machine.
有时许多简单的使是合起来统一在参加复杂的机器尺寸上。
Complicated as a modern machine is, it is essentially a combination of simple machines.
现代机器虽复杂，但实质上不过是简单机械的组合。
Clockwork logic — the logic of the machines — will only build simple contraptions.
钟表般的精确逻辑——也即机械的逻辑——只能用来建造简单的装置。
The answer is simple - it's because we are human beings and not machines.
答案很简单-因为我们是人，不是机器。
These machines have few breakdowns and easy to maintain because of their simple mechanical structure.
此机构设备结构简单，因此故障少，便于维护。
These machines have few breakdowns and easy to maintain because of their simple mechanical structure.
40岁。这款机器很少会故障，即使有也便于维修，因为它们机械结构构造简单。
The magnetic finishing machines are of simple and convenient operation, low cost.
操作方便简单，成本低无污染，不锈钢针为永久性磨材。
The magnetic finishing machines are of simple and convenient operation, low cost.
操作方便简单，成本低无污染，不锈钢针为永久性磨材。
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