The size check ensures that there is only one entry in the set, as expected.

大小检查确保在集合中如预期那样只有一个条目。

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Assume for this example that the server results set contains only one entry.

这个例子假定服务结果集只包含一项。

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Only one entry may be included with each entry form.

每张参赛表格只可填写一个参赛项目。

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Only one entry may be included with each entry form.

每张参赛表格只可填写一个参赛项目。

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