单词：road surface
road surface的用法和样例：
例句
- A hole or pit, especially one in a road surface.坑洞尤指路面上的涡穴或坑洞
- Half the road surface is being taken up to lay new gas pipes.人们挖开半个路面以铺设新的煤气管道。
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加州英语分级G6