| 释义 |
extract
【动】抽取,摘录;［摘取］
1. To select and remove from a set of items those items that meet some criteria, for example,to obtain certain specified digits from a computer word as controlled by an instruction or mask.
从一个项目集里选出并移去符合某一准则的项目。例如,在计算机指令或掩码的控制下, 从计算机字里获取某些指定数字。
2. To separate specific parts of a word from the whole word.
从整个字里分离出该字的指定部分。
3. To remove specific items from a file.
从文件中移去若干指定的项目。 |