微雨燕双飞1988
vocational work；professional work； business；钻研业务 diligently study one's profession 恢复正常业务 resume normal business业务范围 scope of business业务能力 professional ability (or proficiency)业务水平 professional skill；vocational level;业务协定 business agreement; 业务学习 vocational study业务知识 professional knowledge业务尖子 top-notch professional 个人认为：口语中说到某项业务（服务）时可以用service
一个人淋着雨
business; professional work; occupational activities; practice; a transaction; an affair
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