clean room
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
- room n.房间;空间;机会v.寄宿;给…提供留宿
Noun:
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a room that is virtually free of dust or bacteria; used in laboratory work and in assembly or repair of precision equipment
- I busied myself cleaning rooms.
我忙於打扫房间。