| 1. | A machine consists of a lot of parts .
机器是由许多零件组成的。 |
| 2. | You can 't make a machine work without power supply .
没有动力，机器就不能转动。 |
| 3. | A machine which has 100% efficiency is perfect .
具有100有效系数的机器是完美的。 |
| 4. | Very often a machine is made in different pieces .
一部机器通常由许多不同的零件组成。 |
| 5. | I don't trust such a machine .
我不相信这种仪器。 |
| 6. | Let's consider a person knitting to be a machine .
我们把一位正在编织东西的人比作一台机器。 |
| 7. | The scientists built a machine that operated on the same principle .
科学家们研制了应用同样原理的机器。 |
| 8. | Years of doing the same dull job can turn you into a machine .
成年地做一种单调工作，能把活人也做成机器人。 |
| 9. | The shop where we perform machining operations is called a machine shop .
我们进行机械加工操作的车间称作金工车间。 |
| 10. | This splitting and rubbing is done by a machine known as a condenser .
这种割条和搓条是由一种叫搓条机的机器来完成。 |
