| 例句 |
bottlenecksnounpl. of bottleneck a crowded mass (as of cars) that impedes or blocks movementa bottleneck inevitably forms at the start of a construction zone when the highway narrows from three to two lanes backups, jams, jam-ups, logjams, snarls, tailbacks(British), tie-ups tanglesgridlocks, lockscongestions, trafficcrawls, delays, slowdowns, stoppages |