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ironclad的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
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a wooden warship of the 19th century that is plated with iron or steel armor
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sheathed in iron plates for protection
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inflexibly entrenched and unchangeable;
"brassbound traditions"
"brassbound party loyalists"
"an ironclad rule"
