我来过中国很多次了，但是我第一次参观中国电子展，对我很有价值，也很遗憾没有早点来到这个展会。

I have been to China many times, but this is my first visit to CEF. It is very valuable to me.

youdao

我来过中国很多次了，但是我第一次参观中国电子展，对我很有价值，也很遗憾没有早点来到这个展会。

I have been to China many times, but this is my first visit to CEF. It is very valuable to me.

youdao