[] to separate two things that were joined together 切断；断开◆Disconnect the modem from the computer. 将调制解调器与电脑断开。
() [] to end a connection to the Internet （与互联网）断开；掉线◆I keep getting disconnected when I'm on the Web. 我在上网时一直掉线。◆My computer crashes every time I disconnect from the Internet. 每次从互联网断开时我的电脑就会死机。
[] (usually be disconnected) to break the contact between two people who are talking on the telephone 使（电话）通话中断◆We were suddenly disconnected. 我们的（电话）通话突然被中断了。