| 单词 | conservation grade |
| 释义 | conservation gradeadjectiverelating to food produced using traditional methods where possible, and following strict specifications regarding animal feeds and welfare, the use of chemical fertilizers, wildlife conservation, and land management Words nearby conservation gradeconservable, conservancy, conservation, conservation biology, conservation dependent, conservation grade, conservationist, conservation law, conservation of angular momentum, conservation of baryon number, conservation of charge Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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