When hosting block parties in the 1970s, he started isolating the beats to create breaks in the songs.

在 20 世纪 70 年代举办街区派对时， 他开始隔离节拍以在歌曲中创造中断。

So, someone who has a cocktail party is having a more formal type of party, and block parties are always informal.

所以， 举办鸡尾酒会的人举办的是更正式的派对，而街区派对总是非正式的。