声音 shēngyīn HSK2 voice Origin Definitions Defs Strokes Stroke Words Sentences Sents 七声音阶 qīshēngyīnjiē heptatonic scale 中国好声音 Zhōngguó Hǎo Shēngyīn The Voice of China The Voice of China, PRC reality talent show五声音阶 wǔshēngyīnjiē pentatonic scale