高工作负荷 (Gāo gōngzuò fùhè) - high workload: It refers to having an excessive amount of work or tasks assigned, often exceeding what can be reasonably handled by the available staff.
缺乏人力资源 (Quēfá rénlì zīyuán) - lack of human resources: This term highlights the absence or scarcity of qualified individuals who can perform necessary tasks and responsibilities.
岗位空缺 (Gǎngwèi kòngquē) - job vacancy: It signifies positions within an organization that are currently unoccupied due to either being unfilled or temporarily vacant.