New and Used American Eagle RVs For Sale. Current American Eagle inventory - find local, new and used listings from private RV owners and dealers. American Coach American Eagle (79)
Definition of evolve for English Language Learners. : to change or develop slowly often into a better, more complex, or more advanced state : to develop by a process of evolution.
situation - a complex or critical or unusual difficulty; the dangerous situation developed suddenly; that's quite a situation; no human situation is simple. economic crisis, slump, depression - a long-term economic state characterized by unemployment and low prices and low levels of trade and investment.