国际道路平整度试验 IRRE
道路整平机 road leveller
道路平整
Road leveling
以上为机器翻译结果，长、整句建议使用 人工翻译 。
道路平整、畅通无阻；孔、洞、沟等盖板齐全。
The way is smooth and cover plates of holes and trenches are ready.
youdao
道路用平整的石板铺成。
The road was paved with smooth stone slabs.
《牛津词典》
至少，工人们本来不需要拿牛脂肪或水来平整道路的。
At least, workers wouldn't have needed to carry cattle fat or water to smooth the paths.
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