keep clean

英 美
  • 保持清洁
  • clean adj.干净的;纯洁的;完全的;空白的;正当的;精准的adv.完全地n.清洁v.打扫;清扫;擦,刷
  • keep v.(使)保持;继续;使耽搁;使延误n.生活必需品;生活费用;城堡主楼网络保存;保留;坚持
    1. The sidewalk was hosed every day to keep it clean.
      人行道每天都用水管冲刷以保持清洁。
    2. Iron corrodes unless it is greased or kept clean.
      如果不涂油或保持清洁铁便会腐蚀。