The chords are strong , the lyrics clear and simple .

那里面有强有力的和弦和简单明了的歌词。

And some of these slogans are striking emotional chords .

其中一些口号拨动着情感的心弦。

Loud chords and ending with the floating aria of the sirens .

喧哗的和弦开场，以赛壬们漂浮的咏叹调结束。

I just bought a book of chords and began to play .

我买了一本和弦的书就开始弹了。

Simple chords can evoke memories , physical reactions , and feelings of joy and sadness .

仅简单的和弦就可以唤起人的记忆、生理反应以及或喜或悲的感情。