You could simply add a separate rule for each possible number of parameters or you could use a technique demonstrated by the following example.
你可以只简单的为每一中种能的参数数量添加分割规则，或者你可以使用下面例子演示的技巧。
Known as the Volcker rule, the proposal faces stiff resistance in Congress, where a separate overhaul of financial regulation is being considered.
这一套命名为沃克尔规则的提案，将在国会面临巨大的阻扰，因为另一套大规模的金融监管方案正在被国会审议。
Assuming there is a rule "If the order is placed after 6pm, and user select Overnight Shipment, the message should inform that the book will arrive after tomorrow", we may have two separate options.
假设这里已有一项规则“如果实下午6点以后下订单是，用户选择头天晚上送货，将会通知这本书将会在后天到达。”
The Chinese place Wolf dog and the German shepherd dog appropriate match, after that a generation of coat color follows the gene heredity to separate the rule completely.
中国地方狼犬与德国牧羊犬相配，其后代毛色完全遵循基因遗传分离规律。
The Chinese place Wolf dog and the German shepherd dog appropriate match, after that a generation of coat color follows the gene heredity to separate the rule completely.
中国地方狼犬与德国牧羊犬相配，其后代毛色完全遵循基因遗传分离规律。
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