您要查找的是不是：
- permanent disc file 永久性磁盘文件
- You can't copy your file with this disc; it's full. 你不能用这张磁盘拷文件，这张盘满了。
- Factors of Influencing Read Disc and Protection of Disc File 影响光盘读取的因素及光盘档案保护
- Nothing can assure permanent happiness. 没有什么东西能确保永久的幸福。
- I'm looking for a permanent appointment. 我正在寻找固定的工作。
- Have you recorded the data in disc? 你已把那些数据存储到磁盘上了吗？
- She is looking for permanent employment. 她正在找固定的工作。
- The edge of the disc had been machined flat/smooth. 圆盘的边缘已用机器磨平[光]。
- They established their permanent abode here. 他们在此建立了永久居所。
- An identification record for a tape or disk file. 磁带或磁盘文件的标识说明记录。
- Pig iron used as permanent ballast. 压载铁做为永久性压舱物的生铁
- He wears an identity disc round his neck. 他脖子上挂著身分牌儿。
- She went to a beauty salon for a permanent. 她到美容院去烫了发。
- The compact disc is a miracle of modern technology. 激光唱片是当代技术的奇葩。
- I saw the policemen file away a moment ago. 刚才我看见警察排成一列纵队出发了。
- The injury left him with a permanent limp. 他受伤后就一直瘸了。
- The rank and file do not like the decision. 工会普通会员不喜欢这个决定。
- Late-night disc jockey programs are very popular these days. 最近一个时期，深夜播放流行音乐唱片颇受人们欢迎。
- In ancient times the earth was conceived as a flat disc. 在古代人们认为地球呈扁平的圆盘状。
- I need another file for my letters. 我还需要一个存放信件的夹子。
