Creating a submission that a user can trigger is a two-step process: you must declare the submission and define its parameters, and then you must tie it to a user action.
创建用户能够触发的提交需要分两步：声明提交并定义其参数，将其连接到用户动作。
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Step Four: Organize your list of action steps into a plan. A plan is organized on the basis of two elements, priority and sequence.