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小测验：选择正确的单词
- 论坛新贴
downstair ['daun'stɛə]
基本释义
- a. 楼下的
词形变化
- 比较级：downstairs also down·stair
英英解释
1个形容词解释
- on or of lower floors of a building
[同] downstair, downstairs
[反] upstair, upstairs
[例]- the downstairs (or downstair) phone
- on or of lower floors of a building