Pioneers Who Shaped the Sounds of Radio

1.strengthen v.加强,变坚固

例句:Shared activities can also strengthen the bond between fathers and their children.
      共享活动还可加强父亲和孩子们之间的亲情关系。

2.frequency n. 频率,周率;频繁,屡次

例句:A loudspeaker designed to reproduce bass frequencies.
     低频扬声器设计用来再现低音频率的扬声器。

3.interference n.干涉,干预;妨碍,打扰;抵触,冲突;干涉,干扰

例句:How annoying! There's so much interference.
      多气人啊!有这么多干扰。

4.connect v.连接,连结

例句:Wait a moment and I will connect you with accounting.
      请稍等,我帮你把电话接到会计部。

5.slither vi.不稳地滑动,使滑动

1.They said his dream of building a large and important radio network would never come true.

come true实现,达到

例句:At first, their predictions seemed destined to come true.
       起初,他们的预测好像注定会成为现实。

2.William Paley was always looking for people with special skills.

always表示总是做某事,带有一定的感情色彩。with special skills介词短语做后置定语。