asphalt
柯林斯词典
1. N-UNCOUNT Asphalt is a black substance used to make the surfaces of things such as roads and playgrounds. 沥青; 柏油[oft N n]
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1. N-UNCOUNT Asphalt is a black substance used to make the surfaces of things such as roads and playgrounds. 沥青; 柏油[oft N n]