As you only want to display rules that contain a specific product in the rule's head, you have to define a filter.

由于只想显示在规则头内包含指定产品的那些规则，因此，必须定义一个过滤器。

youdao

As one of the important parts of children's emotional socialization, children's emotional display rules (EDRs) have attracted more and more researchers 'attention.

儿童情绪表达规则作为儿童情绪社会化的重要内容之一，得到越来越多国内外研究者的关注。

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Methods: A sample of 157 pupils' emotion display rules and peer acceptance in third and fifth grades were tested by clinical interview and social nomination.

方法：采用临床访谈和同伴提名法，考察157名三、五年级小学生的情绪表现规则和同伴接受性。

youdao

For some girls, the socks are not just a display of resistance to school rules.

CNN: A SOCK TO THE SYSTEM

These episodes in individual tales display such striking regularities in aggregate that some of the social scientists who first applied the rules of probability to human affairs questioned the very notion of free will.

ECONOMIST: Social inequality

The Smart Actions app helps automate everyday tasks and optimizes battery efficiency by letting customers create rules, such as automatically setting the phone to vibrate during work hours or dimming the display at a specific battery level.

ENGADGET: Motorola Droid RAZR unveiled: LTE, 4.3-inch qHD Super AMOLED display, available November for $299