He failed to gain an insight into the morphology of our political system.他未能深入了解我国政治制度的结构。Whereas an octopus has eight arms, this new, superficially octopus-like creature had ten, like squids. The rest of its external morphology was equally strange.章鱼有八条腕足，而这个看上去像章鱼的新生物却如同乌贼般有十条腕足。它身体其余部分的外部形态同样也很奇怪。