单项选择题
| The name "Television" comes from the
Greek word "tele" meaning "far" and the Latin word "videre" meaning "to see".
Thus television means "seeing far". Television brings the world into home in sight and sound. Nowadays there are few families in the big cities that do not have TV sets. Entertaining us with singing, dancing and acting, television helps us to live happily. Experiments leading to modem television took place more than a hundred years ago. John Baird, a British inventor, found a way to send pictures by wireless. This happened in the year 1925 and it was the beginning of television. It took another thirty years for television to be an industry. Although television was developed for broadcasting, many important uses have been found that have nothing tO do with it. For example, television makes it easy for a whole class to see everything a teacher shows. Any number of students may look through a microscope at the same time when television does the "look" for them. It can also be used to watch process in places where it would not be safe for a human being to be present. |