Bedeutung von “surely” — Learner’s Dictionary

surely

adverb us uk /ˈʃɔːli/
Surely, you're not afraid of his mother.But surely he's got a job by now.Surely we should have been given a password.Surely you did better than me in the test.Surely the weather's got to improve.

B2 used to express surprise that something has happened or is going to happen:

You surely didn't tell him, did you?
Surely you're not going to go out dressed like that?

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