By the start of the 20th century, new advancements in radio technology revolutionized the way that Americans received news.

到了20世纪初，无线电技术的新进步彻底改变了美国人接收新闻的方式。

But after the advent of radio technology, a new simultaneous interpretations system was developed in the wake of World War II.

但随著无线电的发明，在二次世界大战时发展出了「同步口译」的系统。

Before long, Tesla was also sketching out the fundamentals of radio technology.

不久之后，特斯拉还勾画出了无线电技术的基础。

It was an invention which laid the foundations of modern radio technology.

【lay】这一发明为现代无线电技术奠定了基础。

It was Tesla who first pioneered alternating current, who made major advances in radio technology and who first devised many of the systems which are used today in renewable energy systems.

特斯拉首先开创了交流电，在无线电技术方面取得了重大进步， 并且首先设计了当今可再生能源系统中使用的许多系统。