reaches

英 [ˈriːtʃɪz]

美 [ˈriːtʃɪz]

n. 河段;流域;(上、中或下)游; 区域; 地带; (组织中的)层级
v. 到达; 抵达; 引起…的注意; 增加到，提升到(某一水平、速度等)
reach的第三人称单数

Collins.1

柯林斯词典

N-PLURAL 河段;流域;（上、中或下）游
The upper, middle, or lowerreachesof a river are parts of a river. The upperreachesare nearer to the river's source and the lowerreachesare nearer to the sea into which it flows.
1. This year water levels in the middle and lower reaches of the Yangtze are unusually high.
  长江今年中下游的水位都过高。
N-PLURAL （外）围；（远）处
You can refer to the distant or outer parts of a place or area as the far, farthest, or outerreaches.
1. ...the outer reaches of the solar system.
  太阳系的外围
2. ...the farthest reaches of Cambodia.
  柬埔寨的最边远地区
N-PLURAL （组织或机构中的）层级
You can refer to the higher or lower levels of an organization as its upper or lowerreaches.
1. ...the upper reaches of the legal profession.
  法律行业的上层
2. ...the lower reaches of the accounting world.
  会计行业中较低的层级

Information reaches the end of its life cycle when it begins to lose direct value to the user community.
当信息开始对用户社区失去直接价值时，信息就到达了其生命周期的结尾。
The computer doesn't mimic human thought; it reaches the same ends by different means.
计算机并没有模仿人的思维，而是通过不同的手段达到了相同的目的。
As he reaches the speed of light the ends of the clock appear frozen in time.
他达到了光速，时钟的两端开始将时间凝固住。
This year water levels in the middle and lower reaches of the Yangtze are unusually high.
长江今年中下游的水位都过高。
And now the story reaches a crescendo.
现在故事进行到了高潮。
The twin worship phenomenon also existed in the Hezhe nationality in the lower reaches of Songhua River.
松花江下游的赫哲族中也存在过孪生子崇拜现象。
The story reaches a climax in chapter eight.
故事在第八章达到高潮。
For some, this reaches the extreme that one destroys the other.
对其中有些来说，一旦达到极限其中一个就会毁掉另一个。
You learn it when you know that your evolution is never-ending and your potential for growth reaches to infinity.
当你意识到你的发展是无止境的，你的成长潜力是无限的，你就知道了什么叫无限。
And as an illustration, the risk levels of flood control capacity for some reaches are computed.
并以实例计算了某河段防洪能力的风险度。