keep clean
英
美
- 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
- 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。
- Iron corrodes unless it is greased or kept clean.
如果不涂油或保持清洁铁便会腐蚀。