1927 film The Jazz Singer was the first to feature synchronized speech, and with it cameaperiod of turmoil for the industry.
1927年的电影《爵士歌手》是第一部以语音同步为特色的电影,随之而来的是一段音乐产业的混乱时期。
2
Between 1645 and 1715 almost no sunspots were observed, a solar period which cameto be called the Maunder Minimum.
1645年到1715年间,几乎没有任何太阳黑子活动被观察到,这种时期即是所谓的。
3
The researchers cameto their conclusions after studying the development of 900 army cadet officers over a three-year period at the US Military Academy at West Point, New York.