Does the paint feel smooth or is it covering rust or dents?
油漆感觉平滑还是下面覆盖了锈或塌陷？
Each provincial power network corporation shall establish a wide area network covering each regional city and county power supply company and ensure the safe and smooth of the wide area network.
各网省电力公司应建立在覆盖各地市供电企业、县供电企业的广域网络，保证广域网络的安全畅通。
There is some sort of material covering this table to make it so smooth.
这张桌子上涂有某种材料，摸起来很光滑。
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