watershed

noun

1. 转折点，分界线，分水岭（标志着重大变化的事件或时期）
   an event or a period of time that marks an important change
   1. The middle decades of the 19th century marked a watershed in Russia's history.
      19世纪中叶标志着俄国历史的转折点。
2. 分水线；分水岭；分水界
   a line of high land where streams on one side flow into one river, and streams on the other side flow into a different river
3. （英国）儿童不宜节目可在电视上播放的起始时间
   (in Britain) the time before which programmes that are not considered suitable for children may not be shown on television
   1. the 9 o'clock watershed
      可开播儿童不宜电视节目的晚上9点钟时限

1. N-COUNT 转折点;分水岭
   If something such as an event is a watershed in the history or development of something, it is very important because it represents the beginning of a new stage in it.
   1. The election of Mary Robinson in 1990 was a watershed in Irish politics...
      1990年玛丽·鲁宾逊的当选是爱尔兰政治上的一个转折点。
   2. Tonight could prove to be a watershed for the international career of Barnes.
      今晚将可能成为巴恩斯国际职业生涯的转折点。
2. N-COUNT (成人电视节目播出前的)分水岭时间
   The watershed is a time before which television broadcasters have agreed not to show programmes unsuitable for children, for example programmes that contain scenes of sex or violence.
   1. Bad language before the watershed is widely resented...
      在成人节目时间之前出现的脏话深为众人憎恶。
   2. The advert should only be shown after the 9pm watershed.
      这则广告只能在晚上9点成人节目开始后才能播出。
3. 分水线；分水岭
   A watershed is an area of high ground which divides two or more river systems, so that all streams on one side flow into one river and those on the other side flow into a different river.

1. The meeting has the potential to be a watershed event
   这次会议有可能成为具有转折性的事件。
2. The election of Mary Robinson in 1990 was a watershed in Irish politics
   1990年玛丽·鲁宾逊的当选是爱尔兰政治上的一个转折点。
3. Tonight could prove to be a watershed for the international career of Barnes.
   今晚将可能成为巴恩斯国际职业生涯的转折点。
4. Bad language before the watershed is widely resented
   在成人节目时间之前出现的脏话深为众人憎恶。
5. The advert should only be shown after the 9pm watershed.
   这则广告只能在晚上9点成人节目开始后才能播出。
6. It forms the watershed between the two rivers.
   它成了两条河流的分水岭。
7. Our marriage was at a watershed.
   我们的婚姻到了一个转折关头。
8. The Pindus mountains form the watershed between rivers flowing to the Aegean Sea and to the Ionian sea.
   品都斯山脉构成了流向爱琴海和爱奥尼亚海的河流的分水岭。
9. This has resulted in increased resource extraction from the entire watershed may not be sustainable in the long run.
   因此，从长远来看，人对资源的无止境获取将不利于整个流域的可持续发展。
10. The paper studied the soil water status in Pailugou forest and grass complex watershed in Qilian Mountains.
    对祁连山排露沟林草复合流域土壤水分状况进行了系统研究。
11. This is a watershed moment.
    这是一个分水岭时刻。
12. Thirdly, this thesis makes a detailed analysis for over-segmentation problem of the watershed segmentation algorithm, and improves this segmentation algorithm.
    然后，详细研究了流域分割算法中的过分割原因，并对流域分割算法进行了改进。
13. I work with kids in the United States on many kinds of watershed projects.
    我和孩子们一起在美国进行了各种流域治理的项目。
14. Project Conservation of Soils and Watershed
    土壤和分水界保护计划
15. His biographical essay on Mozart marked a watershed in the development of biographical studies.
    他关于莫扎特的传记文章标志着传记研究发展中的一个转折点。
16. The results show that this method can effectively restrain the over-segmentation of traditional watershed algorithm.
    实验结果表明，该方法和传统分水岭算法相比较，能有效地抑制过分割。
17. The DEM spatial resolution and sampling method have a great impact on the watershed features.
    DEM空间分辨率和重取样方式对流域特征参数的提取会产生重要影响。
18. The ultimate mountain model in small watershed management technology to provide a scientific method.
    最终为山区小流域治理模式研究提供科学的技术方法。
19. Forest cover and watershed protection;
    森林覆盖和流域保护；
20. Water resources management, watershed planning and water resources sustainable utilization stratagem study.
    水资源规划、流域规划以及水资源可持续利用战略研究。
21. Watershed, Ecoregion and Landscape Frameworks and Their Integrated Application in Ecological Assessment of the Hai River Basin
    流域、生态区和景观构架及其在海河流域生态评价中的应用
22. The rapid development of economic and sharp growth of population in Dianchi Lake watershed has caused great changes of land cover, and thus lake eutrophication and crises of water resources.
    滇池流域经济的迅速发展和人口的急剧增长引起了流域土地覆盖的巨大变化，由此造成了严重的湖泊富营养化和水资源危机。
23. Finally, watershed transform was carried out on reconstruction image to obtain granule segmentation image.
    最后对重构图像进行分水岭变换得到颗粒分割图像。
24. System approach to watershed development is very important.
    系统方法对流域开发十分重要。
25. A hybrid strategy based on watershed transformation is proposed and applied to bone marrow cell image segmentation.
    提出了一种混合的分水岭变换策略并应用于骨髓细胞图像分割中。
26. All the land where this water falls and flows is called a watershed.
    所有的土地上的这个瀑布和流动称为分水岭。
27. Therefore, said Mira Hill is a continental climate with the climate of the watershed.
    因此说，米拉山是大陆性气候与海洋性气候的分水岭。
28. EPA has been working in partnership with many others to design and implement the watershed approach.
    环保局一直在与许多其他的伙伴关系，以设计和实施方法的分水岭。
29. Discussion on the concepts of Integrated Watershed Management and Integrated Water Resources Management
    对流域综合管理和水资源综合管理概念的探讨
30. A multiresolution image fusion algorithm based on watershed segmentation and wavelet transform is proposed.
    提出了一种基于分水岭分割和小波变换的多分辨率图像融合算法。

noun

1. an event marking a unique or important historical change of course or one on which important developments depend
   1. the agreement was a watershed in the history of both nations

   Synonym:    landmarkturning point

2. the entire geographical area drained by a river and its tributaries
   1. flood control in the Missouri basin

   Synonym:    river basinbasindrainage basincatchment areacatchment basindrainage area

3. a ridge of land that separates two adjacent river systems

   Synonym:    water partingdivide