电子书为什么如此受欢迎，因为它可以让千万书籍在同一平面显示，他不仅节约

电子书为什么如此受欢迎，因为它可以让千万书籍在同一平面显示，他不仅节约了资源，还经济。而且还便于携带和节省时间，我们可以用课余的时间去阅读。这就是它流行的原因。

結果 (英文) 1:

Why eBooks are so popular, because it lets millions of books in the same plane showed that he not only saves resources, but also economic. And are easy to carry and to save time, we can use the spare time to read. This is the reason why it's popular.

結果 (英文) 2:

EBook why it is so popular because it can make a million books in the same plane showed that he not only saves resources, but also the economy. But also easy to carry and save time, we can use the spare time to read. This is the reason for its popularity.

結果 (英文) 3:

Electronic books are so popular because it allows millions of books in the same plane to show that he not only saves resources, but also economy. But also easy to carry and save time, we can use the spare time to read. This is the reason why it is popular.