Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/1baba494d3e345744c93010e2493ef45.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 Grignard reagent英英字典_Grignard reagent剑桥英语解释_Grignard reagent柯林斯英文解释_按摩法牛津词典
1. N any of a class of organometallic reagents, having the general formula RMgX, where R is an organic group and X is a halogen atom: used in the synthesis of organic compounds 格利雅试剂[chem]