n. the narrow part of a bottle near the top
v. slow down or impede by creating an obstruction
v. become narrow, like a bottleneck
n. 瓶颈
[经] 瓶颈, 增产障碍
1. The traffic jam created a bottleneck on the highway.
交通堵塞在高速公路上造成了瓶颈。
2. We need to identify the bottleneck in our production process.
我们需要找出生产过程中存在的瓶颈。
3. The lack of funding was a major bottleneck for the project.
缺乏资金是这个项目的主要瓶颈。