现: present; now; current; exist ...用: 40分钟跑完全程 run the course in 4 ...文件: document; file; papers; inst ...表: outside; surface; external非现用文件: inactive file现用文件: active file主现用文件: master-active file现用文件目录: active file directory现用文件，当前文件: active profile可用文件表, 有效文件表: available file table现用文卷: active file活动文件表: active file list建立文件表: building file list文件表达式: file expression文件表示: representation of file系统文件表: sft备用文件: back file; backup file待用文件: inactive file公用文件夹: public folders共用文件: shareable file; shared file; sharedfile可重用文件: reusable file秘书用文件: documenttin for secretarityy; document．tin for secretarity实用文件: applicable documents停用文件: dead file通用文件名: ambiguous filename
