roster
noun [ C ] mainly US uk/ˈrɒs.tər/ us/ˈrɑː.stɚ/ (UK usually rota)
值勤表，勤务簿
a list of people's names, often with the jobs they have been given to do
If you look on the duty roster, you'll see when you're working. 你看看勤务簿就知道什么时候该你上班了。