Heavy fog brought the traffic to a standstill.
大雾造成交通堵塞。
The heavy fog upset their timetable for the trip.
大雾打乱了他们的旅行日程。
As a result of the heavy fog, all flights have been delayed.
由于雾太大，所有航班都延误了。
There was such a heavy fog that one couldn't see further than five metres.
雾太大，5米以外就看不见了。
In the journey, she faced heavy fog, heavy rain and heavy waves.
她在旅途中遇到了大雾、大雨和巨浪。