When did the piano really become the principal keyboard instrument in Western culture?

钢琴是什么时候才开始真正成为西方文化中最重要的键盘乐？

To make money, Wolfie began giving clavier lessons.

为了赚钱，Wolfie 开始教键盘乐。

Instead, after I graduated from a boring school's math department, I now run chess team meetings, teach about cameras in a photography store and play the violin and keyboard for fun.

然而，一所枯燥学校的数学毕业后，现在（却在）经营象棋团队会议、在一家摄像店教摄像机（技术），另外还演奏小提琴和键盘乐作为业余爱好。