busywork
2.Loved for her creative assignments, and respected for her high standards, Barile demands excellence from her students and never gives them just "busywork."
3.When the number of ship stations which make calls is far more larger than the number of users which the system can allow to handle, the weak channel control ability will lead to network congestion , so the baud rate and the communication protocol of current IFCNSS can not adapt a large-scale fishery busywork.
