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photocoupler ['fəʊtəʊˌkʌplə, 'foʊt̬oʊˌkʌplər] n
biotechn. 光耦联剂
comp. 光［电］ 耦合器
IT 光电耦合器
polym. 光偶联剂
semicond. 光电耦合器
tech. 光隔离器

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