workload
noun [ C ] uk/ˈwɜːk.ləʊd/ us/ˈwɝːk.loʊd/
工作量，工作负荷
the amount of work to be done, especially by a particular person or machine in a period of time
Teachers are always complaining about their heavy workloads. 教师们总是抱怨工作繁重。
Students do find that their workload increases throughout the course. 学生们确实发现随着课程的推进他们的作业量越来越大。