我不能再往前走了。

I can't go any farther.

I can't walk any further.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 不能 bùnéng
  1. cannot
  2. must not
  3. should not
3 再 zài
  1. again; once more; re-
  2. further; beyond this point of time
  3. (before an adjective) more
  4. then (after sth, and not until then)
  5. no matter how ... (followed by an adjective or verb, and then (usually) 也 yě or 都 dōu for emphasis)
  6. (used to introduce additional information, as in 再則 zàizé, 再就是 zàijiùshì etc)
  7. (literary) to reappear; to reoccur
4 往前 wǎngqián
  1. (in) the past
  2. ahead; forward; in the future
5 走 zǒu
  1. to walk
  2. to go
  3. to run
  4. to move (of vehicle)
  5. to visit
  6. to leave
  7. to go away
  8. to die (euph.)
  9. from
  10. through
  11. away (in compound verbs, such as 撤走 chèzǒu)
  12. to change (shape, form, meaning)
=6 了 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=6 了 liǎo
  1. to finish
  2. (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as 無 wú or 不 bù) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of 瞭 liǎo)
=6 了 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=6 了 liào unofficial variant of 瞭 liào