VOA慢速英语:Trump Appoints Son-in-Law as Top Adviser

短语讲解：

1. All six belong to the Democratic Party.

belong to 属于
例句：Earls, princes, and kings belong to the nobility.
伯爵、亲王和国王属于贵族。

2. But Indiana University professor Gerald Magliocca said he did not think the law could be used to restrict the president’s team without risking constitutional problems.

be used to 习惯于，适用于
例句：This piece of cloth can be used to make a pair of pillow cases.
这块布可以做一对枕套。