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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。
- He vainly tried to mark the defacing stain out. 他试图除去有损外观的污迹，但没有成功。
- They had a dogged defense of the city. 他们对城市进行了顽强的防守。
- They are repairing the defense works. 他们正在修防御工程。
- Her school work isn't quite up to the mark. 她的功课不大符合要求。
- The accused has the right to defense. 被告人有权获得辩护。
- That was just a lot of hot air what Mark said. 马克所说的不过是一大堆空话。
- War has left its mark on the country. 战争给该国留下了不可磨灭的痕迹。
- The public scandal left a black mark on his career. 这一尽人皆知的丑闻给他的事业留下了污点。
- 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。
- She's on attachment to the Ministry of Defense. 她现在隶属于国防部。
- How much do you know about the works of Mark Twin. 马克。吐温写的作品你知道多少？
- Happy anniversary, Helen and Mark! 海伦、马克，祝你们结婚周年快乐！
- Mark and Barbara are going together now. 马克与巴巴拉现在正在谈恋爱。
- The defense was overwhelmed by superior numbers. 防守被优势的兵力摧垮了。
- She spoke up in defense of her political beliefs. 她为她的政见力辩。
- He was called as a defense witness. 他被传唤作被告的证人。
- Mark has lost his job and is worse off than ever. 马克的工作丢了，情况比以前更糟。
- Several nations formed a defense league. 几个国家结成了防御联盟。
