名词
中文翻译：第二军官
同义词：
['second-in-command', 'second lieutenant']
例句：
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1. The captain was pleased with the performance of his second officer.
船长对他的副官的表现很满意。
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2. He was a respected second officer in the army.
他在军队中是一位受人尊敬的副官。
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3. The new second officer is expected to make a significant impact on the team.
新任副官预计将对团队产生重大影响。