| 例句 |
bottlenecknoun 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 backup, jam, jam-up, logjam, snarl, tailback(British), tie-up tanglegridlock, lockcongestion, trafficcrawl, delay, slowdown, stoppage in 1806 |