Engineer

司機 /司机

sījī

(person who drives or operates a locomotive)

工程師 /工程师

gōngchéngshī

(person engaged in designing, constructing, or maintaining engines or machinery; (more generally) a person qualified or professionally engaged in any branch of engineering, or studying to do so)

技師 /技师

jìshī

(person engaged in designing, constructing, or maintaining engines or machinery; (more generally) a person qualified or professionally engaged in any branch of engineering, or studying to do so)