Vector USES two primitive data types — string (element data) and Integer (element count).

Vector使用两个原始数据类型：string(元素数据)和Integer(元素计数)。

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The hash is then checked for the word; if found, the count is added to the element.

而后该 hash 会检查该单词；如果发现，则将计数添加到元素。

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Now add a count to the element and set the value to 2. The rule is defined that counts the active selected elements and returns true if two elements are selected.

现在向元素中添加计数并把值设置为2。

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