digital television

简明释义

数字电视

英英释义

例句

1.With digital television, you can access a wider range of channels.

使用数字电视，您可以访问更广泛的频道。

2.Many streaming services now offer content in digital television format.

许多流媒体服务现在以数字电视格式提供内容。

3.The transition from analog to digital television was completed in 2009.

从模拟到数字电视的过渡在2009年完成。

4.You need a special antenna to receive digital television signals.

您需要一个特殊的天线来接收数字电视信号。

5.Many households have switched to digital television for better picture quality.

许多家庭已经切换到数字电视以获得更好的画质。

作文

In recent years, the evolution of technology has significantly transformed the way we consume media. One of the most notable advancements in this field is the rise of digital television. 数字电视 represents a shift from traditional analog broadcasting to a more modern digital format, offering viewers enhanced picture and sound quality, as well as a wider variety of channels and services. The transition to digital television began in the late 1990s and has continued into the 21st century. This change was largely driven by the need for more efficient use of the radio spectrum, which is a limited resource. Analog signals, which were used for decades, take up more bandwidth than their digital counterparts. By switching to digital television, broadcasters can transmit multiple channels within the same bandwidth, allowing them to offer more content to viewers.One of the most significant benefits of digital television is the improved quality of the viewing experience. With 数字电视, viewers can enjoy high-definition (HD) programming that boasts sharper images and clearer sound. This enhancement has made watching television a more immersive experience, comparable to that of going to a cinema. Furthermore, digital television allows for the transmission of surround sound audio, further enriching the viewer's experience.In addition to improved quality, digital television offers a range of interactive features that were not possible with analog broadcasting. For instance, many 数字电视 systems come equipped with electronic program guides (EPGs), which allow users to easily navigate through available channels and programs. This feature makes it easier for viewers to find what they want to watch, enhancing convenience and satisfaction.Moreover, digital television supports additional services such as video on demand (VOD) and pay-per-view options. These services give viewers greater control over their viewing habits, allowing them to watch content at their own pace. The ability to pause, rewind, or fast forward through programming has revolutionized how audiences engage with television content, making it a more personalized experience.However, the transition to digital television has not been without its challenges. One major issue has been the need for consumers to upgrade their equipment. Many households that relied on older analog televisions needed to invest in new devices or purchase digital converters to continue receiving broadcasts. This requirement created a temporary barrier for some viewers, particularly those in lower-income brackets who may have struggled to afford the necessary upgrades.Despite these challenges, the benefits of digital television far outweigh the drawbacks. As technology continues to advance, we can expect even more innovations in the realm of television broadcasting. The future of 数字电视 looks promising, with developments such as 4K and even 8K resolution on the horizon, as well as improvements in streaming technology that will further enhance the viewing experience.In conclusion, digital television has dramatically changed the landscape of media consumption. It has provided viewers with better quality, more choices, and greater interactivity. As we move forward, it is essential for both consumers and broadcasters to embrace these changes and adapt to the evolving world of television. The journey of 数字电视 is just beginning, and the possibilities are endless.