Just as an opera singer can shatter a wine glass by singing the right note, the emitting coil transfers energy only to a receiving coil that resonates at the same frequency.

就好像演唱歌剧的人能用某个音把酒瓶振裂一样，发送端线圈所传输的能量只有同频率的线圈才能接收的到。

youdao

It was fashioned from a lunch box, camera, opera glass parts, pie servers, springs, gooseneck lamp part, drapery rod finial, clock key, and tin cups.

这是从一个饭盒，老式相机，歌剧玻璃零件，馅饼服务器，弹簧，鹅颈灯的一部分，布料杆顶尖，时钟键，锡杯。

youdao

Most of you know that a soprano opera singer can shatter a crystal glass.

你们大多数人应该都知道一个唱女高音的人，可以震碎一块水晶玻璃。

youdao

Sir Terry, like Sir Peter, comes from modest origins in Merseyside, but whereas the quiet, lean Sir Terry still collects visitors personally from the lobby of Tesco's shabby headquarters in Cheshunt, the charismatic, rotund Sir Peter directs Sainsbury's fortunes from a glass-and-steel office block in central London and seems most at home at the Royal Opera House, where he is a director.

ECONOMIST: Face value