有一段时间上海的公共汽车非常拥挤,尤其是在高峰时刻(rush hours)

问题描述:

有一段时间上海的公共汽车非常拥挤,尤其是在高峰时刻(rush hours)

The bus in Shanhai used to be very crowed sometime in the past days,especially at rush hours.