filename extension短语⁶⁹²⁵⁴
基本英英近义反义
n.文件扩展名
Noun:
a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename;most applications provide extensions for the files they create most BASIC files use the filename extension .BAS 近义词 extension延长file name extension文件名扩展部分… |