What does aa stand for?
aa stands for "Aeronautics and Astronautics"
How to abbreviate "Aeronautics and Astronautics"?
"Aeronautics and Astronautics" can be abbreviated as aa
What is the meaning of aa abbreviation?
The meaning of aa abbreviation is "Aeronautics and Astronautics"
What does aa mean?
aa as abbreviation means "Aeronautics and Astronautics"
