traffic bottleneck

基本解释

With the development of middle and small cities, roundabout is the traffic bottleneck and accident-prone location.
隨著中國中小城市的發展，環形交叉口成爲城市交通的瓶頸和事故多發點。
Aim The main aim is to make a breakthrough development of tourism in southern Shaanxi after traffic bottleneck disappears.
目的探討陝南旅遊在交通瓶頸解除後如何實現率先突破發展。
This includes an instance of a traffic bottleneck as a result of too many visitors sending too many requests during a particular range of time to a Web service application based on business processes.
文中包含了一個流量瓶頸的實例，導致該瓶頸的原因是：在特定期間有太多的訪問者基於業務流程發送了太多的請求到一個 Web 服務應用程序。

"The risk of orchestrated systems--and the reason that we're all trying to move toward more choreography--is that you can get a bottleneck if the traffic cop can only handle so much traffic at one time, " says Page.
FORBES: Magazine Article
Most Internet traffic comes from outside India, and thus hits the bottleneck of India's publicly owned telecoms companies, which have a monopoly of long-distance telephony and international data exchange.
ECONOMIST: The wiring of India