a sports dancer is not derogatory; being a pornstar is. there is a difference, even though both may pertain to a woman's sexuality.
whether a porn star is acting or not, she's often subject to being portrayed as inferior, used, and abused; especially asian women.
dancers have an occupation that maintain professionalis m, in that even though the attention they receive may stem from the same
orientation, they don't put themselves in demeaning situations.