| 单词 | impenetrable |
| 释义 | impenetrable adj. 1. that cannot be penetrated. 2. inscrutable, unfathomable. 3. inaccessible to ideas, influences, etc. 4. Physics (of matter) having the property such that a body is incapable of occupying the same place as another body at the same time. Derivatives impenetrability n. impenetrableness n. impenetrably adv. Etymology: ME f. F imp{eacute}n{eacute}trable f. L impenetrabilis (as IN-(1), PENETRATE) |
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英语词典包含43808条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。