If you want to use the same semantic element to contain both base enumerations and extended enumerations, consider solution 3 (union with a pattern).

如果想使用相同的语义元素来包含基本枚举列表和扩展枚举列表，可以考虑解决方案3(与模式联合)。

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A 51-star flag also works as a "Wyoming" pattern-an adaptation of the 44-star design used after the Cowboy State's admission to the union in 1890.

“怀俄明”模式——即这个牛仔之州于1890年被准予加入联邦后所使用的国旗44星调整设计模式，对“51星”旗同样适用。

youdao

The thesis is made up of three parts:First part, the Euro pattern of single currency union .

全文共分三部分： 第一部分，单一货币联盟的欧元模式。

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In other words, say the union-bashers, if there is a pattern, it is chiefly one of continued union decline.

ECONOMIST: Labour��s seeds of discontent

Another depressing instance of this pattern just occurred at the Union of Reform Judaism with the nomination -- and election -- of Rabbi Richard Jacobs to serve as its president.

CENTERFORSECURITYPOLICY: Confronting Our Subversive Institutions

There's been no talk of a strike, and it wasn't clear whether the union would use the talks as a pattern to set the stage for negotiations during the summer with tire makers Bridgestone-Firestone and Michelin-BFGoodrich.

WSJ: Goodyear, union begin contract talks for 6 plants