mindmap
root((常规))
regular
stresses conformity to a rule, standard, or pattern: the ~ monthly meeting of the organization.
normal
implies lack of deviation from what has been discovered or established as the most usual or expected: ~ behavior for a two-year-old boy.
typical
implies showing all important traits of a type, class, or group and may suggest lack of marked individuality: a ~ small town in American.
natural
applies to what conforms to a thing's essential nature, function, or mode of being: the ~ love of a mother for her child.