| 释义 | 
		tarmacadam \| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷\ noun Etymology: tar (I) + macadam 1.  : a pavement constructed by spraying or pouring a tar binder over courses of crushed stone in situ and then consolidating with a power roller 2.  : a material of tar and aggregates mixed in a plant and shaped on the roadway |