不透水, 费解的, 人迹罕至, 安全, 无懈可击, 抗渗, 证明, 紧紧关闭, 紧凑, 稠密, 厚, 不可知, 无法测度, 不知所云, 难以置信, 极细
From the inside,it's an IMPENETRABLE fort.
Meaning and definitions of impenetrable, translation in Chinese language for impenetrable with similar and opposite words. Also find spoken pronunciation of impenetrable in Chinese and in English language.
What impenetrable means in Chinese, impenetrable meaning in Chinese, impenetrable definition, examples and pronunciation of impenetrable in Chinese language.