chéngshàngqǐxià

== Mandarin == === Romanization === chéngshàngqǐxià (Zhuyin ㄔㄥˊ ㄕㄤˋ ㄑㄧˇ ㄒㄧㄚˋ) Hanyu Pinyin reading of 承上啟下 / 承上启下