Warning: file_put_contents(): Only 0 of 6166 bytes written, possibly out of free disk space in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 bone ash英英字典_bone ash剑桥英语解释_bone ash柯林斯英文解释_2020年的事情英文词典
1. N the residue obtained when bones are burned in air, consisting mainly of calcium phosphate. It is used as a fertilizer and in the manufacture of bone china 骨灰