最新的卫星可以同时传送一千份电话和一套彩色电视节目。

The newest satellite can carry a thousand telephone conversations and a colour TV programme simultaneously.

youdao

最新的卫星可以同时传送一千份电话和一套彩色电视节目。

The newest satellite can carry a thousand telephone conversations and a colour TV programme simultaneously.

youdao