您要查找的是不是：
- The dog kept a vigilant guard over the house. 这只狗警惕地守护着这所房屋。
- He urged them to guard against conceit. 他要求他们防止骄傲自满。
- He bribed his way past the guard and escaped. 他买通看守而逃之夭夭了。
- I was off my guard and made no suitable reply. 我没提防，因此没有作出适当的回答。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- The guard of honor headed up the whole parade. 仪仗队走在游行队伍的最前头。
- If took ten men to wrestle the device into place. 用了10个人才把那台装置挪动到位。
- Please guard against pickpockets on the bus. 在公共汽车上要谨防扒手。
- The soldier volunteered for guard duty. 那个战士自告奋勇去站岗。
- The guard had orders to shoot on sight. 哨兵奉命见人就开枪。
- Be on your guard, I conjure you. 千万要警惕呀，我恳求你。
- Four soldiers stood guard over the coffin. 四个士兵守卫灵柩。
- A device used to modulate an electromagnetic wave. 调制器用以调制电磁波的装置
- The guard should be watchful during the night. 警卫在黑夜里也应该警醒。
- The guard was killed with a high-powered rifle. 那卫兵被杀伤力大的火枪击毙了。
- The train robbers coshed the guard. 抢劫列车的匪徒用短棍袭击列车长。
- She got the information by some device. 她运用某种手段获取了情报。
- This is a device for squaring the circle. 这是一个不可能实现的方案。
- Let's put the new device to the test now. 现在让我们现在来试验这部新装置。
- Be on guard when somebody flatters you. 有人奉承你时，一定要当心。
