VOA慢速英语:What 'Citizens United' Does for US Companies, Unions

true for对……适用，相当于apply for

例句：The same principle holds true for Taiwan. 
      解决台湾问题也是这个原则。

      The same rules hold true for while。
      同样的规则亦适用于while。

2.The ruling clears the way for corporations and unions to use their own money to support the election or defeat of a candidate.

clear the way for为...扫清道路

例句：The enforcement of this law will clear the way for further reform.
      该项法律的实施将进一步扫除改革的障碍。

类似的短语：

pave the way for为…铺平道路

例句：Their economic policy pave the way for industrial expansion.
      他们的经济政策为工业发展铺平了道路。

3.However, they are still barred from directly giving money to candidates.

bar from禁止(接近〔做〕…)

例句：The members voted to bar women from the club.
      会员表决不让妇女加入该俱乐部。

      After the member was caught cheating, he was barred from the club.
      那会员行骗被抓后, 被开除会籍。

4.If the shareholder felt it to their interest, if they wanted to contribute to a political action committee representing the business interest of the company, then they would contribute to the political action committee.

contribute to为…作出贡献,为…撰稿,向…投稿,捐助

例句：Thank you for contributing generously to these funds.
       多谢您为这项基金做了慷慨的捐赠。