You begin to understand what actions were the mainspring of the story.
你开始明白什么是这个故事的主要情节了。
The love of music was a mainspring of his life.
对音乐的热爱是他一生中的主要部分。
It has been the mainspring of every subversive movement during the 19th century.
它一直是主要动力，每颠覆运动，在十九世纪。
It has been the mainspring of every subversive movement during the 19th century.
它一直是主要动力，每颠覆运动，在十九世纪。
应用推荐