The field types, options, default values, field orders, and so on are defined by the user to attach a custom form of data elements to the document.

字段类型、选项、默认值和字段顺序等都由用户定义，从而为文档添加定制的数据元素。

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Listing 3 shows an example of using the field reflection methods, in the form of a method to increment an int field of an object by name.

清单3显示使用字段反射方法的一个实例，以方法的格式根据名称增加对象的int字段。

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The new collabform.html page will contain a form that is a field-by-field copy of the original form on the original claimform.html page.

新的 collabform.html 页面将包含一个表单，它是原始 claimform.html 页面上的原始表单副本，包含其中的每个域。

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Australia also have concerns over the form of Mitchell Johnson and will field a team dominated by seam bowlers at Northampton.

BBC: Lee doubtful for Edgbaston Test

The three-time Open champion is well down the field on two under and is frustrated by his up-and-down form.

BBC: SPORT | Golf | Hanell ahead in Hong Kong

O'Gara made little impression during Friday night's 25-3 defeat by France but Ireland coach Eddie O'Sullivan denied the off-field distractions are affecting his form.

BBC: 'Despicable' rumours anger O'Gara