file extension

劍橋詞典

a dot followed by three letters , such as .doc or .jpg, that forms the end of the name of a computer document
（計(jì)算機(jī)）文件擴(kuò)展名（． 後跟三個(gè)字母，如 ．doc 或 .jpg，形成的計(jì)算機(jī)文件擴(kuò)展名）
Be sure to type in the document name and file extension before you click "save ". 在點(diǎn)“保存”前要輸入文件名和擴(kuò)展名。 返回 file extension