impenetrable
Definition
Unable to be pierced or entered; also used figuratively for ideas or language that are difficult to understand.
日本語 突き破れない
Example
"The forest was so thick it seemed impenetrable."
Unable to be pierced or entered; also used figuratively for ideas or language that are difficult to understand.
日本語 突き破れない
"The forest was so thick it seemed impenetrable."