醚,乙太,上空
AEther \[AE]"ther\, n.
See {Ether}.
Aether
n 1: personification of the sky or upper air breathed by the
Olympians; son of Erebus and Night or of Chaos and
Darkness
2: a medium that was once supposed to fill all space and to
support the propagation of electromagnetic waves [syn: {ether}]