单词 pipsyl 释义 pipsyl Chem.|ppsal, -l|Also PIPSYL.[f. letters in the systematic name (see def.).]The radical p-iodophenylsulphonyl, IC6H4SO2{b1}, compounds of which are used as radioactive labels.1946Jrnl. Amer. Chem. Soc. LXVIII. 1390/1 As the labelle...