backup
UK
US
Paraphrase
分析词义
"Backup"是一个常见的英语单词,主要有两个基本含义:
列举例句
词根分析
"Backup"是一个复合词,由动词 "back"(后退,支持)和预词 "up"(上升,提高)合成。这两个词在这里并没有常规意义,而是共同形成了一个新的概念,即“备份”或“后援”。
词缀分析
"Backup"没有具有明确含义的词缀,但它是由两个英语单词"back"和 "up"组合形成的,一般表示的是对一些东西进行复制或者是作为后援。
发展历史和文化背景
"Backup"这个词的概念源于保护和安全性的需求,在计算机技术迅速发展和日常生活中都有着广泛应用。
单词变形
作为一个名词,"backup"的复数形式为"backups"。作为一个动词,"backup"的过去式和过去分词形式为"backed up"。
记忆辅助
你可以想象 "back up" 为 "back it up",也就是把东西向后移(做备份),或者有人在你的背后支持你(支援)。这种视觉化技巧可以帮助记住 "backup"的含义。
小故事
"One day, Tom's computer crashed. Luckily, he had a backup of all his data stored on an external hard drive. He was able to fully restore his computer without losing a single file."
一个日子,汤姆的电脑崩溃了。幸运的是,他有一个备份,所有的数据都存储在外部硬盘上。他能够完全恢复他的电脑,没有丢失一个文件。
309
collect
Disclaimer: The content of this article is spontaneously contributed by Internet users, and the views of this article are only on behalf of the author himself. This site only provides information storage space services, does not own ownership, and does not bear relevant legal responsibilities. If you find any suspected plagiarism infringement/illegal content on this site, please send an email to@123Once the report is verified, this site will be deleted immediately.