polytunnelpol‧y‧tun‧nel /ˈpɒliˌtʌnl $ ˈpɑː-/ noun [countable] 
a long structure consisting of a frame covered in plastic, used for growing plants in
a long structure consisting of a frame covered in plastic, used for growing plants in
| 单词 | polytunnel |
| 释义 | polytunnelpol‧y‧tun‧nel /ˈpɒliˌtʌnl $ ˈpɑː-/ noun [countable] a long structure consisting of a frame covered in plastic, used for growing plants in |
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