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Definitions2 characters
guang1 ou3
abbr. for guang¹ ou³ he² qi⁴
Usage•••frequent
Pronunciations

As word

1
guang1
abbr. for 光耦合器 [guang1 ou3 he2 qi4]
2
ou3
abbr. for 光耦合器 [guang1 ou3 he2 qi4]