The speaker had obviously struck a chord with his audience.

讲演者显然已引起了听众的共鸣。

《牛津词典》

youdao

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He used the higher notes of a chord as a melody line and made other changes.

VOA: special.2009.05.03

Once we get up there, that's sort of the end of the antecedent phrase and we have a chord change.

前分句在这个高音部分结束，那是前分钟的结尾和弦发生转变。

耶鲁公开课 - 聆听音乐课程节选

Does the violin play a chord and are the trumpets-- each trumpet playing a chord and the viola--is it playing a chord?

小提琴弹和弦了吗，那些喇叭呢-,或说每个喇叭都吹和弦了吗，还有中提琴，它也有和弦吗？

耶鲁公开课 - 聆听音乐课程节选

If this strikes a chord, check out the schedule at the tourist office.

BBC: Mini guide to culture on the Amalfi Coast

If Internet phones hit a chord with callers, this carrier could ring up some hefty profits.

FORBES: Sound Idea

This strikes a chord with Chris Grande of Walnut Hills Advisors, a firm in Medford, Mass.

WSJ: Investment-Policy Statements: Good Practice for Investors and Advisers