The kinds of interpersonal violence that women are exposed to tend to be in domestic situations, by, unfortunately, parents orother family members, and they tend not to be one-shot deals.
这里的be in的意思是，是什么语法结构，翻译成什么。还有这里的by是充当插入语吗？若是充当插入语，如何和后面的parents or other family构成的介宾结构？
tend to be 后接二个介词短语作表语，in domestic situation 和 by parents or other family members. 介词by 和介词宾语之间插入了一个状语 unfortunately。
The kinds of interpersonal violence that women are exposed to tend to be in domestic situations, by, unfortunately, parents orother family members, and they tend not to be one-shot deals.
妇女作遭受的这种类型的人际暴力倾向于发生在家庭环境中，且不幸的是多由爸爸妈妈或其他家庭成员所推行。而且这种暴力一般不是一次性的。