单词bottleneck
n.: 障碍；瓶颈路段（常引起交通阻塞）
v.: 限制；交通堵塞
adj.: (街道等)狭隘的
网络: 瓶颈资源；阻碍；瓶颈制约
瓶颈路段（常引起交通阻塞）:
a narrow or busy section of road where the traffic often gets slower and stops
（尤指工商业发展的）瓶颈，阻碍，障碍:
anything that delays development or progress, particularly in business or industry
(街道等)狭隘的
阻挠,搁置
交通堵塞
阻碍,限制
涌塞现象
影响生产流程的因素
〔地〕瓶颈谷,峡谷
瓶颈口;(交通易堵塞的)隘道,狭口;〔美国〕(特指生产中的)妨碍进度的因素,薄弱环节
复数：bottlenecks
n.blockblockagerestricted accessholduptraffic jam
To be confronted with restricting chemosynthesis pesticides used in organic orchards, insect pest control had become a bottleneck.
面临有机果园不准使用化学合成农药的限制，果树害虫防治成为瓶颈问题。
At first the only light rose from below him, as though he were climbing down some sort of bottleneck.
开始，只有亮光从他的正下方照上来，好象他是在爬下瓶颈一类的东西。
Chinese ancient maxims shine speeches, but interpreting them is often deemed as the bottleneck for field interpretation.
古训是发言的闪光点，古训英译也是现场口译的瓶颈。
However, the problem of low quality and inadequate quantity of rural teachers has always been a "bottleneck" in American education.
然而，教师质量低下和数量短缺的问题却一直是美国教育中的一个瓶颈。
There were times when emigration bottleneck was extremely rigid and nobody was allowed to leave the country out of his personal preference.
过去有过这种情况：移民限制极为严格，不允许任何人出于个人考虑而迁居他国。
He said the government should take the opportunity to remove the long-existing energy and resource "development bottleneck" .
他说政府应抓住机会消除长期存在的能源和资源“发展瓶颈”。
This was precisely the kind of bottleneck that Beijing"s bureaucrats were determined to break.
这就是北京的官僚所决意要打破的瓶颈。
JProbe shows up performance bottleneck by showing how much memory is being allocated while an application is running.
它通过在应用程序运行时显示分配了多少内存而显示出性能的瓶颈。
Police said the passageway quickly turned into a bottleneck, describing it as being like trying to get through "the eye of a needle" .
警方说快速通道迅速成为了瓶颈，并把这一场景形容为试图穿过“针眼”。
Compared with that, the transmitting speed of the access net has been a bottleneck all along.
相比之下，接入网的传输速率却始终是个瓶颈。