The service was held in the indoor section of a soccer stadium, with a few thousand seats on the floor divided by an aisle in the middle, and several hundred more people sitting in balconies above.
It's very crowded, just one aisle down the middle of the bus.
车内非常拥挤，中间只有一个通道。
3
The second is that passengers already seated in aisle or middle seats often have to get up and move into the aisle to let others take seats nearer the window.