| 单词 | calcium cyanamide | 
| 释义 | calcium cyanamide [`kal·sē·ǝm sī`an·ǝ´mīd]  INORGANIC CHEMISTRY CaCN2 In pure form, colorless rhombohedral crystals, the commercial form being a gray material containing 55-70% CaCN2; used as a fertilizer, weed killer, and defoliant.  | 
	
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