短语讲解：

1. They are also bringing attention to the case of Dwight and Steven Hammond.

bring attention to 引起注意
例句：There is one point I must bring to everybody's attention.
有一问题我要提请大家注意。

2. In 2014, Bundy, his father Cliven and his brother took part in another armed standoff with federal officials.

take part in 参加…，参与…活动
例句：Are you going to take part in the first experiment?
你们会参与首次实验吗?

3. He says the protesters are dealing with issues of concern to Western ranchers.

deal with 应付; 对待; 惠顾; 与…交易
例句：I hate to deal with such a vegetable.
我不愿意同这种无精打采的人打交道。