1.restraining adj.抑制的,遏制的,控制的
2.patent n.专利, 专利权
例句：The patent runs out in three years' time.
这项专利期限为三年。
专利品
例句：He owned several patents.
他拥有几项专利发明。
3.attachment n.附着, 附属
例句：The attachment of the new engine to the car only took a few minutes.
把新发动机装在汽车上只用了几分钟。
附属物, 附件
例句：The vacuum cleaner has four different attachments.
吸尘器有四个不同的附件。
4.upper adj.较高的, 上部的
例句：He is a member of the upper house of legislature.
他是上议院的成员之一。
5.extensive adj.广阔的, 广大的, 大量的; 广泛的, 大规模的, 广博的
例句：The house has extensive grounds.
这栋房子有广阔的空地。
1.Seat belts protect drivers and passengers in case of accident.
in case of万一, 如果,发生
例句：In case of fire, walk quickly to the nearest door.
如果失火, 就赶快朝最近的门跑。
防备
例句：The wall was built along the river in case of floods.
沿河筑了防护墙以防洪水。
Take a spare tire along in case of need.
带个备用轮胎去, 以备不时之需。
2.It resulted from the work of a Swedish engineer, Nils Bohlin.
result from产生于…, 由…引起
例句：Nothing had resulted from our efforts.
我们的努力没有产生什么结果。
His failure resulted from not working hard enough.
他的失败是工作不够努力造成的。
3.He felt good enough to protest being kept in a hospital that night to make sure all was well.
make sure把事情弄清楚, 核实或查明某事物
例句：Go and make sure of the place and time.
去把时间和地点弄清楚。
设法确保出现某事物
例句：We and our friends will make sure of that.
我们和我们的朋友要确保这一点。