skilled industrial worker
技术工人
transfer-proficient
高效转移供体
Be proficient at Chinese
精通汉语
be proficient in professional work
精通业务
be proficient in professional and technical work
精通业务和技术
skilled at sb’s jobs
工作熟练
Proficient in spoken and written English
精通英语听说写
To be proficient in the knowledge of
精于此道
skilled personnel
技术熟练的员工
be proficient at wushu
精于武术
be proficient in all subjects
门门精通