1. 现役军人：超级联赛 super league | 现役军人 serviceman | 品牌店 designer-label store

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2. 维修人员：servicemain 给水总管 | serviceman 维修人员 | servicemanual 使用条例

3. 井口工：servicemain 支线 | serviceman 井口工 | servicemanual 维护手册

1. 男军人
    A serviceman is a man who is in the army, navy, or air force.

serviceman

1. someone who serves in the armed forces
    a member of a military force

    e.g. two men stood sentry duty

    Synonym: military manmanmilitary personnel