onboarding       
noun [ U ]  business specialized uk/ɒnˈbɔː.dɪŋ/ us/ɑːnˈbɔːr.dɪŋ/
 (新雇员)入职后的适职期
the process in which new employees gain the knowledge and skills they need to become effective members of an organization
  The right onboarding process can make a huge difference in the long-term performance of a new employee. 良好的入职后适职期会对新雇员的长期工作表现产生巨大的影响。