电工

diàn gōng qì cái

电工器材

electrical appliance

diàn gōng yí qì

电工仪器

electrical instrument

diàn gōng shǒu cè

电工手册

electric engineering handbook

tā yǐ qián dāng guo diàn gōng

他以前当过电工。

He previously worked as an electrician.

diàn gōng xué tú

电工学徒

electrician apprentice