descents

英 [dɪˈsɛnts]

美 [dɪˈsɛnts]

n.  下降; 下倾; 斜坡; 坡道; 血统; 祖籍; 祖先; 出身
descent的复数

柯林斯词典

• N-VAR 下降;降落
  Adescentis a movement from a higher to a lower level or position.
  1. Sixteen of the youngsters set off for help, but during the descent three collapsed in the cold and rain.
     16 名年轻人出发去寻求帮助，但在下山过程中有 3 人因寒冷和大雨晕倒了。
  2. ...the crash of an Airbus A300 on its descent into Kathmandu airport.
     空客 A300 在加德满都机场降落时的坠毁
• N-COUNT 斜坡;斜面
  Adescentis a surface that slopes downwards, for example the side of a steep hill.
  1. On the descents, cyclists spin past cars, freewheeling downhill at tremendous speed.
     在坡道上，自行车手飞驰着超越了一辆辆汽车，靠着惯性一路疾冲下山。
• N-SING (形势的)恶化;(人的)堕落，沦落
  When you want to emphasize that a situation becomes very bad, you can talk about someone's or something'sdescentinto that situation.
  1. The only lasting solution lies in a political settlement. Without it, their descent into chaos will be guaranteed.
     唯一的长久之计是通过政治手段解决。否则，他们势必会陷入一片混乱。
  2. ...his swift descent from respected academic to struggling small businessman.
     他从一名受人尊敬的学者到一个度日艰难的小商人的瞬间沦落
• N-UNCOUNT 血统;家世;出身
  You usedescentto talk about a person's family background, for example their nationality or social status.
  1. All the contributors were of African descent.
     所有的撰稿人都是非裔人士。

双语例句

• But BP network is based on the gradient method to determine the weights, and the gradient descents are inherently vulnerable to the effects of local minima.
  但BP网络是基于梯度的方法确定权值，而梯度下降法本身就很容易受到局部极小点的影响。
• The book is full, you will see, of a number of descents and ascents.
  你们将会读到，本书充满一些下降与上升的句子。
• The results indicate that some factors, such as home-country's political system, economic scale, labor cost, lending cost, number of Chinese descents, geographic distance and bilateral trade, are important for FDI into China.
  实证分析结果表明，投资来源国的政治体制、经济规模、劳动力成本、借贷成本、华裔人数、与中国的距离和双边贸易流量是影响其对中国直接投资的主要因素。
• Yanqing National Park, which has the only substantial mountain near Beijing, was chosen for Alpine skiing, which requires longer runs and steeper descents.
  延庆国家公园拥有北京附近唯一的一座大山，被选作高山滑雪项目的场地，因为这项运动需要较长的雪道和较陡的下坡。
• The barrier function of intestinal tract always descents at different level after burned, including mechanical barrier, biologic barrier and immunologic barrier.
  烧伤后，肠道三大屏障功能均有不同程度下降，包括肠粘膜机械屏障破坏，出现粘膜糜烂及溃疡；
• On the Further Generalizations of the Method of Steepest Descents
  关于最速下降法的进一步推广
• Invitational Exhibition of World Excellent Graphic Design by Chinese Descents& Chinese Traditional Image and Modern Visual Design
  世界华人优秀平面设计作品邀请展&中国传统图形与现代视觉设计
• Which are so pleasant and so easy as descents to mental ineptitude.
  它是如此地令人惬意和自在，如同滑向智力低能一样。
• Avoid steep ascents, descents or ramps wherever possible.
  尽可能避免较陡的上坡、下坡或斜坡。
• Spermatogonial stem cells ( SSCs) is the only kind of adult stem cell which can take hereditary informations to descents.
  精原干细胞（SpermatogonialStemcells，SSCs）足唯一能将遗传信息传递给后代的成体干细胞。