I might occasionally dial up a server to get mail or FTP files, but most of the time I was offline.

我只是为了接收邮件或者ftp文件才拨号上网，大部分时间都离线。

youdao

Soon you can dial up your friend just using a headset. The rest of the phone can be on your belt.

很快你就能只用头戴设备跟你的朋友联系了，而电话的其他设备可以挎在腰带上。

youdao

I turned the dial up into the phone portion of the band on my ham radio in order to listen to a Saturday morning swap net.

我把自己那个业余无线电收音机调到通话波段，想要听一个周六早间的交流节目。

youdao

We can have dial up, or we can get DSL, or we can get cable modem, whatever.

NPR: Opinion Page: Network Neutrality on the Internet

He uses futures and derivatives to dial up and down the exposure to, say, foreign sovereign debt.

FORBES: Magazine Article

There's a mode dial up top, along with a dedicated exposure compensation dial, enabling more precise EV control.

ENGADGET: Canon PowerShot G15 features f/1.8-2.8 lens and DSLR-like controls, we go hands-on (video)