您要查找的是不是：
- concave protecting disk 凹面防护圆盘
- Insert the key they gave you into the padlock, turn the key, and then open the door to the safe to retrieve the protected disk. 将他们所提供的钥匙插入锁中,转动钥匙,然后打开门就可以安全地检索受保护的磁盘了。
- In video disk, a consecutive sequence of frames. 在视频光盘上，一种连续的帧序列。
- His figure looks very funny in the concave mirror. 他的样子在凹镜里显得非常可笑。
- An identification record for a tape or disk file. 磁带或磁盘文件的标识说明记录。
- An indented or concave surface or area. 凹陷，洼地凹的表面或地区
- The computer disk is sent in a sealed container. 计算机软盘装在密封的盒里寄出。
- I have no disk that may interest you. 我没有一张唱片能引起你的兴趣。
- They netted the fruit trees to protect them from birds. 他们用网覆盖住果树以使其免遭鸟害。
- There are several sectors unusable in this disk. 这张磁盘有几个扇区坏了。
- Have you recorded the data in disk? 你已把那些数据存储到磁盘上了吗？
- You can't copy your file with this disk; it's full. 你不能用这张磁盘拷文件，这张盘满了。
- Does not protect against disk failure. 不能防止磁盘故障。
- How can we protect our computer files? 我们怎样才能保护我们的计算机数据？
- A flat disk used as an ornament. 银币饰一种用作装饰的平盘
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
- She was engaged in protecting wild birds. 她致力於保护野生鸟类的工作。
- A plastic cover protect the computer. 这台计算机由一个塑料防护罩盖着。
- It's our duty to protect the saplings. 保护树苗是我们的责任。
- A piece of armor protecting the throat. 护喉甲用来保护咽喉的盔甲
