Early loudspeakers were pretty cumbersome things, and in the late 19th and early 20th century, when audio equipment was equally cumbersome, there was no obvious, immediate reason to shrink "sound reproducing machines" down to the size of your ear. So how and why did headphones and earbuds come...
As it moved about, it vibrated and the noise of its vibrations was amplified by the horn, recreating the sound of Edison's voice—albeit in a very scratchy- fashion. Artwork: Edison's iPod! How did the phonograph work? If you want to record sound, you speak into the tube (1). The...
Q1:Why did the police officer stop the SUV car? Q2:What did the boy tell the police officers he was planning to do? News Report 2 音频原文 Mobile phones have changed the way we live, how we read, work, communicate, and shop. But we ...
Last Saturday, our Student Union organized the AnnualCampus Sports Games,which lasted throughout the week-end. This activity left an unforgettable impression on me.Itwas a huge success because not only did it spark students'enthusia...
Langley and Homer Collyer moved to the New York neighborhood of Harlem in 1909 when they were in their twenties. Sons of an upper class family, the brothers became increasingly hermitic over the years and began to hoard items. How much stuff did they accumulate? It's estimated that there ...
For example, in Deep Work, Cal Newport describes how Carl Jung wrote his books in a tower with no electricity to minimize distraction. Mark Twain wrote much of The Adventures of Tom Sawyer in a shed in New York so far from his family they blew a horn at mealtimes. Theoretical Physicist...
Crawford’s elevator speech out loud: feels a little awkward to be tooting the author’s horn quite that much, doesn’t it? We writers tend to be rather unused to describing our own work in such unequivocal terms, so I always advise trying it out for oneself — say, a few hundred ...
Peggy Tibbetts says that with big-name print publications ("Kirkus, School Library Journal, Booklist, Horn Book, NYT, etc.") an author's publisher has to request a pre-publication review. "So you work with your publisher's publicist and politely request, then remind her this must be done...
21 What did Alice do when she first arrived at the university Open Day? A She had a coffee. B She looked around the campus. C She went to one of the events. 22 Which of the following is NOT on the campus? A a supermarket B a bank C a bookshop 23 Why does Oliver think it ...
Expert fingering tips on how to finger a girl, woman, or vagina-having person during sex and how to be really good at it. Send it to someone who needs it!