这段小提琴和钢琴的合奏创造出美妙的和声效果。

The violin and piano created a beautiful ___harmonic effect together.

钢琴调音师检测了琴弦发出的泛音。

The piano tuner checked the ___harmonic produced by the string.

这幅画的色彩搭配和谐匀称。

The painting has a ___harmonious color arrangement.