it runs in the family

三代同堂；孖仔孖心肝；他们那家子都这样

例句

1.I think it runs in the family

我想是家族遗传

2.It runs in the family.

他们那家子都这样。

3.That could be an early sign of dementia. You know it runs in the family.

这可能是早期痴呆症的前兆，你知道咱家有这个病史。

4.Both of my daughters have black hair and blue eyes; it is an unusual combination but it runs in the family.

我的两个女儿都是黑头发、蓝眼睛。这种结合是不寻常的，但又是世代相传的。

5.Mr. Woodcock : You must like getting spanked Farley, I guess it runs in the family.

伍德考克先生：你肯定非常想继续法利家光荣传统，不用说，我猜你们家代代如此。