There was no s______ in movies before 1929 ,so people had to gues_英语解答

There was no s______ in movies before 1929 ,so people had to guess wha the actors were saying .

人气：419 ℃　时间：2020-04-02 21:27:57

解答

sound
1929年以前电影都没有声音,所以人们不得不猜测演员们在说什么.