Any of several venomous arboreal snakes of the genus Dendroaspis of tropical Africa,especially D. angusticeps,a green or black tree snake having an often fatal bite.

• 曼巴蛇任一种产于热带非洲的树眼镜蛇属的有毒、栖息于树上的蛇，尤指细纹树眼镜，其具有绿或黑色表皮，咬人会致命。