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The laser has been widely utilized in many industries such as the packaging industry, CD player manufacturing, and all sorts of commonplace articles; however, the (i)_____ of the laser doesn't mean the laser can only be used in (ii)_____ ways.
- Blank(i)
- rare extermination
- sporadic usage
- everyday presence
- Blank(ii)
- assorted
- pedestrian
- pointless
everyday presence , pedestrian 显示答案
以上解析由 考满分老师提供。
