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- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- Many heroic men and women have died in defense of liberty. 许多英勇的男男女女为捍卫自由而牺牲。
- I think it my duty to serve the people. 我认为为人民服务是我的责任。
- How can I get shut of such an unwelcome duty? 我自发以才能逃脱掉这个令人如此计厌的差事呢？
- A small party of men were told off for burial duty. 一小组人被分派去执行掩埋的任务。
- Be it our duty to comply with his request? 我们有义务满足他的要求吗？
- He who does his duty is worthy of praising. 凡是忠于职守的人都值得奖励。
- They had a dogged defense of the city. 他们对城市进行了顽强的防守。
- I feel it my duty to speak frankly to you. 我觉得我有义务要坦白地对你说。
- I felt bad that I had not done my duty. 我很难过，我没有履行自己的职责。
- It is my painful duty to tell him he is dying. 要我把他即将去世的事告诉他，这使我十分为难。
- They are repairing the defense works. 他们正在修防御工程。
- He is on night duty three days a week. 他一个星期要上三天夜班。
- The accused has the right to defense. 被告人有权获得辩护。
- The danger recalled him to a sense of duty. 这危险的事唤起了他的责任感。
- I'm duty bound to visit my old aunt. 我有义务去探望年老的姑妈。
- ARPANET started by the US Dept. of Defense for research. 美国国防部建立了阿帕网，作研究用。
- The soldier volunteered for guard duty. 那个战士自告奋勇去站岗。
- She's on attachment to the Ministry of Defense. 她现在隶属于国防部。
- The defense was overwhelmed by superior numbers. 防守被优势的兵力摧垮了。
