But our form is not limited to working within a single table; a single form can display and edit data for many tables through relation objects.
但我们的表单不仅限于在单个表中工作;单个表单可以通过关系对象为多个表显示和编辑数据。
Other more complex issues regarding where the moon falls in relation to the planets, and within the zodiac, can also come in to play.
其它一些更为复杂的争议则围绕着月球与行星以及黄道带之间的关系而展开。即便是最明辨是非的美食家也会认为这不过是在赶时髦。
Relations can also use scripting variables as part of their key definitions, thus making a relation dynamic, such as customers-to-orders that occurred within seven days of a specified date.
关系的键定义中也可以使用脚本变量,从而使一个关系变得动态,比如在某个指定日期的7天之内发生的“客户-订单”。
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