a specific piece of work required to be done as a duty or for a specific fee; "estimates of the city's loss on that job ranged as high as a million dollars"; "the job of repairing the engine took several hours"; "the endless task of classifying the samples"; "the farmer's morning chores"
義務として、あるいは、特定の料金のために行うことを要求される特定の仕事
task
assign a task to; "I tasked him with looking after the children"