bottleneck

a problem that causes something to slow down and not work normally; a narrow area where a water in a river or traffic on a road slows or stops คอขวด

TAA chief executive Tassapon Bijleveld said all flights were on time and there were no bottlenecks at the check-in counters compared to Suvarnabhumi.

The checkpoint was not far away from a popular restaurant that had shamelessly taken over a lane of the road for its parking spaces, turning that part of the road into a long bottleneck that forced each driver to slow down.

Unlike other Wi-Fi routers, this one uses internal antennas - six in all - three for transmitting data and the others for receiving data to minimise bandwidth bottleneck when connected to several devices at the same time.