BACK UP - provide support for someone or something, BREAKTHROUGH - important discovery or development, FILENAME - an identifying name given to a computer file, SCREENSHOT - an image of the data displayed on the screen, SPREADSHEET - an electronic document in which data is arranged in the rows and columns, UPGRADE - raise (something) to a higher standard, improve ,

UNIT 7

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排行榜

視覺風格

選項

切換範本

恢復自動保存: ?