roadbed
英['rəudbed]美['rəudbed]
n. 路基
- The steamroller leveled out the gravel roadbed and then the concrete was poured.
蒸汽压路机把石子路床压平;然后注上水泥。收藏 - The steamroller leveled out the gravel roadbed and than the concrete was poured.
蒸汽辗压机先把路基的沙砾辗平，然后才倒下水泥。收藏 - The earthquake made the roadbed cave in
地震后路基沉陷了。收藏 - To cover or surface(a roadbed, for example) with broken stones.
用碎石来铺设（如公路）的表面。收藏
开心词场背单词
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