Impenetrable
"Impenetrable" in cmn
不能渗透的
(not penetrable)
不能通过的
(not penetrable)
费解的
(incomprehensible; inscrutable)
难以理解的
(incomprehensible; inscrutable)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.