niobus

例句：

1. 1. The niobus was late and caused a lot of traffic congestion.
   那辆公交车晚点了，导致交通拥堵。
2. 2. The niobus driver was very tired after a long day's work.
   公交车司机工作了一整天后非常疲惫。
3. 3. I always feel relieved when I see the niobus coming to pick me up.
   每当看到公交车来接我时，我都感到松了一口气。