The special clause refer to parties' free and appointed clause outside the basic clause of contract of insurance, Its purpose lies in controlling danger and basic clause content of the change.

特约条款是指当事人在保险合同基本条款之外自由约定的条款，是保险人用来控制保险危险和变更基本条款内容的重要手段。

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The default clause specified can be either a constant, a special register, another global variable, an expression or the keyword NULL.

默认指定的子句可以为一个常量、一个特殊的寄存器、另一个全局变量、一个表达式或关键字 NULL。

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The CREATE PROCEDURE statement provides special syntax for Oracle routines in packages, a three-part name in the SOURCE clause where the middle part identifies the package.

CREATE procedure语句为包中的Oracle例程提供了特殊语法，即source子句中分三部分的名称，其中中间的部分标识包。

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Then on Wednesday, Switzerland, not a member of the EU but part of its passport-free travel zone, invoked a special safeguard clause that allows it to cap the number of workers from 28 European countries.

WSJ: Europeans Stay Rooted, Despite Economy