名词
中文翻译：潜水艇
同义词：
['submersible', 'submarine', 'submarine vehicle']
例句：
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1.The A-submarine was the first to explore the underwater world.
这艘潜水艇是第一个探索水下世界的。
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2.The A-submarine was used for military purposes during World War II.
这艘潜水艇在二战期间被用于军事目的。
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3. The A-submarine was a marvel of engineering and technology.
这艘潜水艇是工程和科技的杰作。