Meaning of the word "at work" in English

What does "at work" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

at work

US /ət wɜrk/
UK /ət wɜːk/

Phrase

1.

engaged in one's regular occupation, especially away from home

Example:
I can't talk right now, I'm at work.
She usually leaves for work at 8 AM.
2.

functioning or operating effectively

Example:
The new system is finally at work.
You can see the principles of physics at work in this experiment.