一人一把涂料滚子，对着坑洼不平的壁子，仔细地上下滚动着。
One a paint roller, rested on the jagged wall facing child, carefully rolling up and down.
导轨式升降机的工作区域必须是在空旷的平地上，不允许在坑洼不平的地面运行。
The work area must be rail lift in the open on the ground, do not allow the operation on the ground uneven.
他还回答了关于公共交通方面修复古巴坑洼不平的道路和采购中国新客车长期以来的抱怨。
He has answered longstanding grumbles about public transport by repairing Cuba's pot-holed roads and buying new Chinese buses.
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