ào dīng xié zhèn qì
Oudin coil
Oudin resonator
奥
ào
(bound form) Austria (abbr. for 奧地利|奥地利[Ao4 di4 li4])
丁
dīng
male adult
谐
xié
(bound form) harmonious
振
zhèn
to shake
器
qì
device
