1.{语} level tone, one of the four tones in classical Chinese, which has evolved into the high and level tone(阴平) and the rising tone (阳平) in modern standard pronunciation
详细解释
◎ 平声 píngshēng [level tone,one of the four tones in classical Chinese] 古汉语四声之一。古汉语的平声字在普通话里分成阴平和阳平两类。参看“四声” (1).谓调和五声。《国语·周语下》:“声以龢乐,律以平声。” 韦昭 注:“声,五声,以成八音而调乐也。” (2).汉语四声之一。古代的平声字在普通话里分成阴平和阳平两类。