Impenetrable

1.

(not penetrable, unable to be penetrated; incapable of being comprehended; unfathomable; inexplicable, hidden, mysterious) ដែលមិនអាចចូល​ឬធ្លោះបាន

2.

(FIGURATIVE) ដែលមិនអាចពន្យល់បាន, ដែលមិនអាចស្គាល់ចិត្ដបាន, អាចស្ទង់បាន

3.

ដែលពុំអាចយល់បាន

• impenetrable forest
  - ដែលមិនអាចចូលបាន, ដែលក្រាស់ពេក, ដែលមិនអាចយល់បាន
• impenetrable mystery
  - ដែលមិនអាចយល់បាន

1.

Having the property of preventing any other substance from occupying the same space at the same time.

2.

Inaccessible, as to knowledge, reason, sympathy, etc.; unimpressible; not to be moved by arguments or motives; as, an impenetrable mind, or heart.

3.

Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield.

1.

compact, firm, hard, impervious, inviolable, inscrutable, inviolable, rigid, solid

2.

tough

1.

flabby, plastic, soft