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

• 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；
• 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。
• 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。
• On the Further Generalizations of the Method of Steepest Descents
  关于最速下降法的进一步推广
• The competition of the two descents results in the fluctuation of Ce valence.
  这两个相互竞争的过程使得Ce的价态呈现出波动性的特性。
• Soil deformations, water level descents and collapses caused by urban subway construction, especially the underground-cut tunnel construction, for the reason of passing through under the buildings and the underground pipeline systems will affect the above municipal facilities and buildings seriously.
  城市地铁，特别是区间隧道暗挖施工，由于从地面建筑物及地下管线下面穿过，施工中的土体变形、水位下降和施工崩塌将会对其上的市政设施和建筑物造成不利甚至严重的影响。
• 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 enemy will not have strength to repeat such descents often.
  敌人没有经常进行这种空降的力量。
• 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。
• 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。