depth of overburden

例句：

1. 1. The heavy overburden on the road is causing traffic congestion.
   道路上的超载给交通造成了拥堵。
2. 2.The company's overburdened schedule was a major cause of its downfall.
   公司过度繁忙的日程是其衰败的主要原因。
3. 3. The government has to deal with the overburden of implementing new policies.
   政府必须处理实施新政策的过度负担。