what's the meaning of "take off" in this context:
"She started ballet when she was young. She took off. Then progressively she started other types of dances."
Does it mean, she took a break or does it mean she became successful?
In this context, it means she "took off like a rocket" -- she learned ballet quickly and became good at it quickly.
If she spent time not-dancing, it would be, "She took a break" explicitly.
In some contexts, "took off" could mean "ran away," but this one is pretty clear that it's referring to taking off like a rocket. (Or a plane, or something else that goes quickly into the air.)
She started ballet when she was young. She took off.
Here in this sentence took off means that she became successful and popular.
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