Here are some ways "acquainted" is used:
* "I am acquainted with the city." This means you know a bit about the city, perhaps you've visited it or read about it.
* "We are acquainted with each other." This means you know each other, but you're not close friends. You might have met at a party or work, for example.
* "He is acquainted with the facts of the case." This means he knows about the case, perhaps he's read about it or heard it discussed.
"Acquainted" can also be used as a verb, meaning to make someone familiar with something.
* "The teacher acquainted the students with the new curriculum." This means the teacher taught the students about the new curriculum.
* "I acquainted myself with the city's public transportation system." This means you learned about the city's public transportation system, perhaps by riding on it or reading about it.
In short, "acquainted" suggests a basic level of knowledge or familiarity, without necessarily implying a deep understanding or close relationship.