viperous

adj.

有毒的，阴险的；

Viperous fangs: development and evolution of the venom canal.
Hemorrhagic principles in the venom of Bitis arietans, a viperous snake. I. Purification and characterization.
Viperous Breathings: The Miasma Theory in Early Modern England
Age differences in the properties of viperous snake venom of the Volga river basin
Viperous dioxins and furans: A review
Hemorrhagic principles in the venom of Bitis arietans, a viperous snake. II. Enzymatic properties with special reference to substrat...
Medusa's Daughter Gn Library Edition
An Adaptive Clustering Method Using a Geometric Shape for Vehicle Routing Problems with Time Windows
Aquatic attack protection suit and material therefor
The American Presidency Under Siege by Gary L. Rose