Bedeutung von “simply” — Learner’s Dictionary

simply

adverb us uk /ˈsɪmpli/
Extra Examples
After a while he simply lost interest in his studies.The plan is simply not practical.That's simply not acceptable.I'm simply not prepared to listen to him any more.We've simply got to find a way to reconcile these demands.
EMPHASIS

B2 used to emphasize what you are saying:

We simply don't have the time.
ONLY

B2 only:

A lot of people miss out on this opportunity simply because they don't know about it.
NOT COMPLICATED

B2 in a way which is not complicated or difficult to understand:

simply prepared food
He explained it as simply as he could.

(Definition von “simply” aus dem Cambridge Learner's Dictionary © Cambridge University Press)