例句 |
Telephone lines carry data in analog form.电话线以模拟信号的形式传输数据。Before the digital revolution, mankind relied upon analog signals to communicate with one another.在数位革命之前,人类的通讯多半是靠类比的讯号。It receives an analog video signal and converts it to a digital signal.它接收模拟视频信号,并将其转换为数字信号。 |