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以上来源于: WordNet
The Americans' last big amphibious operation dates back to 1950, in the Korean war.
ECONOMIST: The navy's troubles
The military thinking behind a cruiser such as the Ticonderoga class is to create an offensive warship that will also provide defensive firepower for a carrier group or amphibious operation under air or sea attack.
BBC: News | In Depth | Military Fact Files
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