Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/171f3cd09ebc841e5c3aef4fab533a4b.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 calcium carbonate英英字典_calcium carbonate剑桥英语解释_calcium carbonate柯林斯英文解释_甲百匯小鸡词典
1. N a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO3 碳酸鈣