| 短语 | on duty |
| 释义 | on dutydoing one's job;at work 上班 * Don't talk with him. He's on duty now. 不要跟他说话，他正在值班。 * Policemen are not allowed to smoke while on duty. 警察上班时不许吸烟。on duty当班;值班(与off duty相对)： This policeman is on duty tonight，he is now patrolling along the streets.这个警察今夜当班，他现在正沿街巡逻。 |
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