impossible to pass through or enter 不可通行的,不能进入的 a dark, impenetrable forest. 一片黑漆漆,不可穿越的森林。 ■(of a club or group) secretive and exclusive (俱乐部,团体)地下的,排外的 an impenetrable clique. 地下小集团。 ■impervious to new ideas or influences 守旧的 his career shows just how impenetrable European assumptions were. 他的经历说明欧洲当时的假说是如何的守旧。 ■(Physics)(of matter) incapable of occupying the same space as other matter at the same time (物理)(物质)不可入性的
impossible to understand 不可理解的,令人费解的 impenetrable interviews with French intellectuals. 与法国知识分子令人费解的访谈。
派生 impenetrability noun impenetrably adverb 语源
late Middle English: via French from Latin impenetrabilis, from in- 'not' + penetrabilis 'able to be pierced', from the verb penetrare (see penetrate)