这个句子的意思是电视信号首先转换成无线电波,而无线电波接着从地球上的电台发送到运行的卫星上.
所以这个which are是个定语从句,修饰radio waves,which就指代radio waves.then跟first对应,表示然后,接下来.
television signals are first changed into radio waves,which
5个回答
相关问题
-
一道阅读理解问题Radio and Television Radio and television are very p
-
When television was first introduced into American society .
-
Radio,television and press are the three means of carrying n
-
(B)Radio and television are very popular in the world today.
-
Radio,television and press are the most three common means o
-
译成中文Most television,radio,newspaper and magazine ads are con
-
英语翻译Radio and television are very popular in the world today
-
这篇听力材料怎么翻译?radios,telephones and televisions are widely used
-
wave 和salute,greet,signal哪个意思更接近
-
Change the first four sentences from direct speech into indi