A relationship that does not enforce referential integrity appears as a thin line between the common fields supporting the relationship.

不实施参照完整性的关系在支持该关系的公共字段之间显示为细线。

youdao

Many of the strongly opportunistic plants are the common weeds of fields and gardens.

许多非常机会主义的植物都是田野和花园中常见的杂草。

youdao

youdao

Joint ventures are common in fields such as carmaking, logistics and agriculture.

ECONOMIST: The hidden costs of state capitalism

The classic view of having researchers from the same or different fields working with each other on common problems is such an attempt to cultivate innovation through serendipity.

FORBES: Serendipity Lies At The Heart Of Business Relationships

The flat fields to the north have more in common with the wheat- and corn-growing areas of the mid-west.

ECONOMIST: America��s focus group