無從

无从
wúcóng
  1. not to have access
  2. beyond one's authority or capability
  3. sth one has no way of doing

CEDICT

to have no way of; to not be in a position to

Wiktionary

沒有門徑或頭緒。如：「無從入手」、「無從置喙」。《老殘遊記．第一六回》：「叫他捏造一個姦夫出來，實實無從捏造。」《文明小史．第二六回》：「那拍掌之聲，暴雷也似的響，只濟川不知他是誰，無從附和。」也作「無由」。

重編國語辭典

Examples

我無從得知。

I have no way of knowing that.

Source: Tatoeba

這首詩是不是莎士比亞寫的，恐怕是無從考究的了。

Whether Shakespeare wrote this poem or not will probably remain a mystery.

Source: Tatoeba

Entry Composition

1 無 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
2 從 cóng
  1. from; through; via
  2. (bound form) to follow
  3. (bound form) to obey
  4. (bound form) to engage in (an activity)
  5. (used before a negative) ever
  6. (bound form) (Taiwan pr. zòng) retainer; attendant
  7. (bound form) (Taiwan pr. zòng) assistant; auxiliary; subordinate
  8. (bound form) (Taiwan pr. zòng) related by common paternal grandfather or earlier ancestor

Containing this entry

無從下手 wúcóngxiàshǒu not know where to start