to cause a machine, device, or system to start working or flowing, usually by pressing a button or turning a switch

打开, 启动

to join a device such as a computer or cell phone to a computer network or the Internet

连接, 接入

to send an electronic file such as a document, image, etc. from one digital device to another one, often by using the Internet

上传, 发送

to create a digital form of a picture or a document to store, edit, or view it on a computer

扫描, 数字化

used to introduce the first and essential point or reason when presenting a series of statements

首先, 第一

the energy that is obtained through different means, such as electrical or solar, to operate different equipment or machines

能量, 功率

a cable designed to carry electrical current from a power source to a device or appliance that requires electricity to operate

电源线, 电缆

a secret group of letters or numbers that allows access to a computer system or service

密码, 访问密钥

a number of interconnected electronic devices such as computers that form a system so that data can be shared

网络, 计算机网络

a folder or location on a computer where deleted files are temporarily stored before being permanently removed

回收站, 垃圾桶

a computer file, book, piece of paper etc. that is used as evidence or a source of information

文件, 档案

