Staff have been retrained to use the new technology.
为使员工学会运用新技术，对他们进行了再培训。
《牛津词典》
3
Some workers, like Jane Matheson, are retrained to handle the new equipment, but often a whole new set of skills is required and that means a new, and invariably smaller set of workers.
有些工人，比如 Jane Matheson，会重新接受培训来使用新设备，但通常需要一整套新的技能，这意味着需要一批新的、规模更小的工人。