Then you would see a rapper, and when the rapper began to rap, we would do a simple beat, because back then the beats were simple --  or --  Those were simple beats.
それでラッパーがラップを始めると 僕らがシンプルなビートを 刻んでるのがわかると思う だってバックのビートは単純だから  とか  単純なビートだったんだ