資料來源 : pyDict

環丙烷; 三甲撐

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Trimethylene \Tri*meth"yl*ene\, n. (Chem.)
   A gaseous hydrocarbon, {C3H6}, isomeric with propylene and
   obtained from it indirectly. It is the base of a series of
   compounds analogous to the aromatic hydrocarbons.