沥青，柏油一种含沥青物质，如沥青，用于铺路。

A bituminous material, such as asphalt, used to pave roads.

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在沥青和碎石里添加从轮胎碎片中回收的废胶末，再铺成柏油路，这样工程师可以设计出更加安静的街道。

By adding rubber "crumbs", reclaimed from shredded tyres, to the bitumen and crushed stone used to make asphalt, engineers are designing quieter streets.

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沥青，柏油：一种含沥青物质，如沥青，用于铺路。

A bituminous material, such as asphalt, used to pave roads.

youdao