An inner join is a type of join in which only those objects that have a match in the opposite data set are returned.

内部联接是仅返回在相对数据集中具有匹配对象的那些对象的一种联接类型。

youdao

The standard defines verbs that describe what people have done (join, post, mark as favorite, etc.) and objects (article, bookmark, person, comment, photo, etc.) that may be acted upon by actors .

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