upskill
/ʌpˈskɪl/verb
with obj.
1- teach (an employee) additional skills传授（雇员）额外技能; 提高（雇员）的技术：
this is an opportunity to upskill staff and expand their capabilities.
这是一次提高职员技能、扩展他们能力的好机会。
1.1
- no obj.(of an employee) learn additional skills（雇员）学习技能; 提高技术：
they will provide grants of up to 75% for staff who decide to upskill.
对那些决定想提高自己技能的职员, 他们将为其提供高达75%的补助金。