Because true is not a valid item, the tree grid will skip this invalid child item, which results in nothing happening.

树型网格将跳过这个无效的字条目，这就导致什么都没出现。

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Expand selected item (tree views and search results). If the item is already expanded, this will select its first child item.

展开选择的项(树视图和搜索结果)。如果该项已经展开，这将选择它的第一个子项目。

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Therefore, in the assembly, this element corresponds to two nodes: a list to hold the number of instances whose name is the same as the element name and a child item named text() inside the list.

因此在程序集中，这个元素对应于两个节点：一个用于存放实例（名称与元素名一样）数的列表和列表内一个名为 text() 的子项。

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The driver, who was unhurt, said she thought a child or youth had dropped the item.

BBC: Braintree: Wood thrown from bridge on to A120 road

Once your center is up and running, payroll to meet mandated staff-to-child ratios is your largest line item, gobbling roughly 70% of sales.

FORBES: Magazine Article

Once a doctor has confirmed your child has a food allergy, you should immediately clear every item he or she can't eat from your pantry, refrigerator and freezer.

CNN: Food allergy diagnosis: What parents should know