Idiom - bottleneck

bottleneck
瓶頸; 障礙物; 隘路

Definition/Meaning of this idiom:

Literally the neck of a glass or pottery bottle.

A section of a route with a carrying capacity substantially below that characterising other sections of the same route.

A place/person that stops or slows the easy flow of ideas or products.

Examples of this idiom:

There's a bottleneck in manufacturing at the second station on the assembly line. We need to make some adjustments in the process there.

Tim is always a bottleneck for us when we try to get anything done quickly. He always delay the process.

Lexical transfer has been characterized as the bottleneck of MT systems.

The file server can be a major bottleneck during start-up when virtually all threads are searching for and loading data, libraries and plug-ins. Therefore, reducing file access is an effective way to improve performance