书籍 Solutions - 基础 - 7 - 7E 单元

an electronic device that stores and processes data

计算机

to make a copy of computer digital data

进行备份

activity that requires physical or mental effort

工作（人类活动）

a machine, particularly one connected to a computer, that prints text or pictures onto paper

打印机

(of a computer program) to examine applications or digital files in order to detect any viruses or malware

浏览

a piece of written work that has a name and is stored on a computer

计算机文件

to close a business, factory, or organization, either temporarily or permanently

关闭

to turn a switch on a device so that it makes less sound, heat, etc.

a device that is used for listening to programs that are broadcast

无线电

to cause a machine, device, or equipment to stop operating, typically by pushing a button or turning a key

关

a type of electromagnetic radiation that makes it possible to see, produced by the sun or another source of illumination

to cause a machine, device, or equipment to operate, typically by pushing a button or turning a key

打开某物

to turn a switch on a device so that it makes more sound, heat, etc.

提高

the amount of loudness produced by a TV, radio, etc.

音量

to enter information using a keyboard or other input device on a computer or other electronic devices

类

a unique identifier or name chosen by a user to represent themselves or their account in online platforms, websites, or social media

用户名

(of a machine or vehicle) to stop working as a result of a malfunction

遭到破坏

to stop a connection to an online account or computer system by doing specific actions

to start using a computer system, online account, or application by doing particular actions

an electronic device with a screen that receives television signals, on which we can watch programs

电视