光耦合器 Save Sign in to save words guāngǒuhéqì ㄍㄨㄤ ㄡˇ ㄏㄜˊ ㄑㄧˋ optocoupler (electronics) Character by character 光(guāng)light 耦(ǒu)a pair 合(hé)close 器(qì)device A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0