| 61. | The first duty of a soldier is obedience. |
| 战士的首要职责是服从。
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| 62. | I have never performed this painful duty before. |
| 我以前从未干过这种苦差事。
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| 63. | It is the primary duty of medicine to save life. |
| 医学的首要任务是治病救人。
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| 64. | I am off duty today. |
| 我今天不当班。
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| 65. | A policeman must not smoke while he is on duty . |
| 警察值勤时不得抽烟。
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| 66. | He was on radar duty for two years. |
| 他负责管理雷达两年之久。
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| 67. | Never forget our duty to our motherland. |
| 牢记我们对祖国应尽的义务。
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| 68. | After graduation, he began his duty . |
| 他毕业后开始服兵役。
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| 69. | He deserted his duty from infatuation for a girl. |
| 他因迷恋一位姑娘而擅离职守。
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| 70. | Do your duty , come what may! |
| 无论发生什么事情，尽你的职责！
|