Returns a string, suitable for the current backend, that represents a term
without using overload mappings of certain tokens.
LIBRARY
Parse
DESCRIPTION
The call term_without_overloads_on_to_backend_string ls t returns a
current-backend suitable string representation of t without using any
overloads on tokens in ls.
If the current backend is a color-capable terminal, for example, the string
will include escape codes for coloring free and bound variables.