人力资源部门会安排为期一周的培训，帮助新员工快速适应工作环境。

The HR department organizes a one-week training to help new staff get ___onboard quickly.

新员工入职的第一天，经理会帮助他们熟悉工作流程。

The manager will help ___onboard new employees on their first day.

飞机上的餐食服务非常周到。

The ___on-board meal service was very attentive.