词汇	Libellula
释义	li·bel·lu·la AHDlīˈbelyələ,lə̇ˈ-里勃留拉¹⁰⁰
随便看	hydrogenation of oils Hydrogenation of oligomerization of butene hydrogenation of plant hydrogenation of pressure hydrogenation of process hydrogenation of processing hydrogenation of shale oil hydrogenation of tar hydrogenation of thiophene hydrogenation of total effluent hydrogenation oil pipeline hydrogenation operation Hydrogenation operator hydrogenation, partial hydrogenationperformance hydrogenation plant hydrogenation preheater hydrogenation pressure hydrogenation process hydrogenation properties hydrogenation purifying hydrogenation pyrolysis hydrogenation reaction hydrogenation reaction cauldron hydrogenation reaction chambbr