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active service(/duty);(on)active(service)
❶active service;active duty ❷on active service; on active duty; active～兵员personnel on active service/～军队active military unit /～军官officer on the active list/～军人serviceman; soldier on active service/～年限term of active service /～武装部队active armed forces
英汉词典共收录311570条英汉翻译词条，基本覆盖所有常用英文单词的例句及中文翻译，是不可多得的英语学习材料。