单词 purpurogallin 释义 purpurogallin Chem.|ppjrgln|[ad. F. purpurogalline (A. Girard 1869, in Compt. Rend. LXIX. 866), f. purpurine purpurin with inserted -o and -gall (f. pyrogallique pyrogallic a.): named after the unrelated purpurin by analogy with t...