莫衷一是 [－－－－]

Jyutping mok6 cung1 jat1 si6
Pinyin mò zhōng yī shì

Definitions (CC-CEDICT)
  1. unable to reach a decision (idiom); cannot agree on the right choice
  2. no unanimous decision
  3. still a matter of discussion
Definitions (粵典–words.hk)
  1. 語句
    眾​説​紛​紜​，​冇​一個​大家​都​同意​嘅​結​論
    to be unable to reach an agreeable conclusion or consensus
  2. 近義詞
    口同鼻拗、羅生門
  3. 反義詞
    異口同聲、眾口一詞
Definitions (Wiktionary)
  1. phrase, idiomatic
    cannot decide which is right; unable to reach a unanimous conclusion