Bedeutung von “badly” — Learner’s Dictionary

badly

adverb us uk /ˈbædli/ worse, worst
Extra Examples
He was badly injured, but the doctors saved his life.The side of the car was badly scratched.He suffered badly with spots as a teenager.He was badly wounded in the attack.The building was badly affected by the fire.
SERIOUSLY

A2 very seriously:

UNPLEASANT

B2 in a way that is of low quality or in an unpleasant way:

to behave badly
Some of the animals were very badly treated.
They played badly in the first half.

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