身不由己

shēnbùyóujǐ
(idiom) (of one's circumstances) beyond one's control; unable to do anything about it; (of one's actions) not subject to conscious control (i.e. done in spite of oneself)

CEDICT

Entry Composition

1 身 shēn
  1. body
  2. life
  3. oneself
  4. personally
  5. one's morality and conduct
  6. the main part of a structure or body
  7. pregnant
  8. classifier for sets of clothes: suit, twinset
  9. Kangxi radical 158
2 不由 bùyóu can't help (doing sth)
3 己 jǐ
  1. self
  2. oneself
  3. sixth of the ten Heavenly Stems 十天干 shítiāngān
  4. sixth in order
  5. letter "F" or Roman "VI" in list "A, B, C", or "I, II, III" etc
  6. hexa