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- Her jealousy is the mainspring of the novel's plot. 这部小说情节中贯穿了她的忌妒之心。
- tapered mainspring 变截面发条
- The organization tapered off in about a year. 这个组织在一年左右的时间里逐步停止了活动。
- The economic boom tapered off in the 1970s. 经济繁荣在七十年代慢慢消失了。
- The flagpole tapered off to a point. 那支旗竿逐渐变细成尖头。
- The mainspring makes the watch motion. 发条带动表走。
- A tapered steel pin for enlarging and aligning holes. 打孔器用来扩大或调整孔洞的尖钢针
- Financial aids generally taper off after the first year of college. 助学金通常在大学一年级之后逐渐减少。
- A slight taper given a die to facilitate the removal of a casting. 转子嵌在模具上的细长拨销，使铸件容易被切割
- I think the mainspring is broken. 我想主发条断了。
- Production of small vehicles was tapered off. 小型车辆的生产逐渐减少了。
- He tapered the end of the fence post with an axe. 他用斧子把栅栏的一头削尖。
- The cylinder within the mechanism of a timepiece that contains the mainspring. 发条盒一圆柱形物，内装含有主发条的表的零件
- The trouser legs are slightly tapered. 裤腿逐渐向里收窄了一些.
- The boy tapered both ends of the pencil. 那个男孩把铅笔的两头儿都削尖了。
- I hope you can taper off smoking. 我希望你能逐渐地减少吸烟量。
- I taper the end of the fence post with an ax. 我用斧头将篱笆桩顶端削尖。
- The tail tapered to a rounded tip. 尾部越来越细，最后成了个圆尖。
- The organization tapered off in about half a year. 那个组织大约半年内就逐渐消失了。
- Small companies are the mainspring of the British economy. 小型公司是英国经济的主体。
