simple machine中文什么意思

简单机械

• simple:    adj. (-pler; -ples ...
• machine:    n. 1.机(器)，机械；机关，机构 ...
• simple samming machine:    简易均湿机

例句与用法

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1. A few small factories , using small and simple machines have been able to turn out parts for large machinery .
   几个小厂用蚂蚁啃骨头的办法造出了大型机件。
2. The pulley is considered one of the five simple machines
   滑轮被认为是五种简单机械之一。
3. Levers and pulleys are simple machines
   杠杆和滑轮是简单机械。
4. Such a complex machine as the diesel engine is simply a combination of simple machines
   象柴油机那样复杂的机器只不过是简单机械的组合。
5. Ways have been found to process large and complicated machine parts by using small and simple machines
   人们找到了利用小的简单的机器加工大的复杂的机器零件的办法。

英文释义

名词

1. a device for overcoming resistance at one point by applying force at some other point
   同义词：machine

百科释义

A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that provide mechanical advantage (also called leverage).