pic.o.line

n.（名詞）
Any of three isomeric liquids, C5H 4N(CH 3), derived from coal tar, horse urine, and bone oil and used as an industrial solvent.
皮考林，甲基吡啶：三種同質異構液體之一，C5H 4N(CH 3)，從煤焦油、馬尿和骨油中提取，用作工業(yè)溶劑

來源：
Latin pix pic- [pitch]
拉丁語 pix pic- [瀝青]
-ol
-ol
-ine 2
-ine2