What does ELF stand for?
ELF stands for "Extremely Long Frequency"
How to abbreviate "Extremely Long Frequency"?
"Extremely Long Frequency" can be abbreviated as ELF
What is the meaning of ELF abbreviation?
The meaning of ELF abbreviation is "Extremely Long Frequency"
What does ELF mean?
ELF as abbreviation means "Extremely Long Frequency"
