hydroponics
noun /ˌhaɪdrəˈpɒnɪks/
  /ˌhaɪdrəˈpɑːnɪks/
[uncountable]- the process of growing plants in water or sand, rather than in soilWord Origin1930s: from hydro- ‘of water’ + Greek ponos ‘labour’ + -ics.
| 单词 | hydroponics | 
| 释义 | hydroponicsnoun /ˌhaɪdrəˈpɒnɪks/  /ˌhaɪdrəˈpɑːnɪks/[uncountable] 
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