無以為繼 [无－为继]

Jyutping mou4 ji5 wai4 gai3
Pinyin wú yǐ wèi jì

Definitions (粵典–words.hk)
  1. 語句
    無辦​法維持​現狀
    fail to maintain the past condition or situation, usually something good, to the future.