To take sole responsibility for a task or project from beginning to end, without involving others or sharing the primary accountability.
既然这项任务决定由你负责，那就要一客不犯二主，从头到尾都由你来统筹完成。
Since this task has been decided for you to be responsible for, you must see it through alone, coordinating and completing it from start to finish.
Next Idiom