挂机

掛機
guàjī
  1. to hang up (a phone)
  2. to leave a computer etc running (idling, downloading, or playing a game in one's stead etc)

CEDICT

  1. (computing) to leave the computer on (to download something, when going outside, sleeping, etc.)
  2. (video games) to go away from keyboard (go AFK)
  3. to go away from keyboard (go AFK)
  4. to hang up the phone
  5. to leave the computer on (to download something, when going outside, sleeping, etc.)

Wiktionary

Entry Composition

1 挂 guà
  1. to hang; to suspend (from a hook etc)
  2. to hang up (the phone)
  3. (of a line) to be dead
  4. to be worried; to be concerned
  5. (dialect) to make a phone call
  6. to register (at a hospital); to make an appointment (with a doctor)
  7. (slang) to kill; to die; to be finished; to fail (an exam)
  8. classifier for sets or clusters of objects
2 机 jī
  1. (bound form) machine; mechanism
  2. (bound form) aircraft
  3. (bound form) an opportunity
  4. (bound form) crucial point; pivot
  5. (bound form) quick-witted; flexible
  6. (bound form) organic

Related entries

张挂 zhāngguà to hang up (a picture, banner, mosquito net etc)
挂断 guàduàn to hang up (a phone)
等一下，我马上就回来。不要挂断电话！

Hold on a second, I'll be right back. Don't hang up!

Source: Tatoeba

挂起 guàqǐ
  1. to hang up (a picture etc)
  2. to hoist up (a flag)
  3. (computing) to suspend (a process)
  4. (of a system) to hang
  5. pending (operation)
請把你的外套掛起來。

Hang up your coat, please.

Source: Tatoeba

吊 diào
  1. to suspend
  2. to hang up
  3. to hang a person
挂 guà
  1. to hang; to suspend (from a hook etc)
  2. to hang up (the phone)
  3. (of a line) to be dead
  4. to be worried; to be concerned
  5. (dialect) to make a phone call
  6. to register (at a hospital); to make an appointment (with a doctor)
  7. (slang) to kill; to die; to be finished; to fail (an exam)
  8. classifier for sets or clusters of objects
畫掛在牆上。

The picture is hanging on the wall.

Source: Tatoeba