the peak hour,ie when the greatest number of people are travelling to or from work
高峰时间（上下班交通繁忙时间）
They are introduced mainly to and from housing estates, primarily during peak hours, to supplement franchised bus services.
它们主要在交通繁忙时间来往各屋区，以辅助专利巴士服务。
and are introduced mainly to and from housing estates primarily during peak hours, supplementing services provided by the franchised bus operators.
这类巴士主要在交通繁忙时间来往各屋?，以辅助专利巴士服务。
There is heavy traffic during the rush hours.
上下班时间交通很繁忙。
Traffic is very heavy during the rush hour.
尖峰时间交通十分繁忙。
Heavy traffic and a busy season can make the wait much longer.
交通繁忙和旺季时会等很长的时间。
During rush hour, the traffic jams block the roads for half an hour.
在繁忙时间，路上的交通会阻塞半小时。
The traffic is so busy there that, as often as not,you can not even cross the street.
那的交通很繁忙，时常你都过不了街。
The bus was packed like sardines during rush hour.
在交通繁忙的时刻公共汽车拥挤不堪。
Heavy traffic made our journey very slow.
繁忙的交通使我们的旅行非常费时。
Traffic on the roads is heaviest at weekends.
周末的交通最为繁忙.
Traffic was heavy and slow.
交通繁忙，车辆移动缓慢。
standard busy rate
标准繁忙率〔繁忙时间可应付的人数〕
was careful when crossing the busy street;gave a careful answer.
穿过交通繁忙的街道时非常小心；谨慎的回答
A: Yes, the traffic was quite heavy on the freeway.
甲：是呀。我来的时候公路上的交通相当繁忙．
If they had left a little earlier, they would have avoided the heavy traffic.
如果他们早点出门，就可以避开交通繁忙的时段。
All southbound traffic is heavy, especially between Kaohsiung and Kenting.
所有南向的交通都很繁忙，尤其是在高雄到垦丁之间的路段。
The busy road is a danger to small children.
交通繁忙的道路对小孩是一种危险。