"0"^^ . . . . "06335162-n"^^ . "filename extension"@en-us . . "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\""@en-us . . "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\""@en-us . "106335162"^^ . "105944528"@en-us . . "0"^^ . . "file name extension"@en-us . "extension"^^ . . . "extension"@en-us . . . .