impregnable
impregnable /ɪmˈpɹɛɡ.nəˌb(ə)l/ nghĩa là hiểm
Các nghĩa
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hiểm
Of a fortress or other fortified place: able to withstand all attacks; impenetrable, inconquerable, unvanquishable.
Jurgis got up, wild with rage; but the door was shut and the great castle was dark and impregnable.
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có thể thấm vào, có thể tẩm
Too strong to be defeated or overcome; invincible.
Dạng khác
- more impregnable comparative
- most impregnable superlative