该方法简单、易操作，预计可以节约50%以上的铺路沥青。

The said method was easy to handle and it was predicted to save more than 50% paving asphalt.

youdao

在特立尼达岛，石油以沥青—即用作铺路的物质—形式存在。

In the island of Trinidad the oil is in the form of asphalt, a substance used for making roads.

youdao

在板房位置附近马路上昨晚人们可看到有一薄层沥青。这种铺路面事情的目的是不清楚的。

A thin patch of asphalt on top of the existing road surface near the lookout's former location was visible last night, but its purpose was unclear.

youdao