我很抱歉，但我必須走了。

I'm sorry, but I really have to go.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 很 hěn
  1. very; quite
  2. (also, often used before an adjective without intensifying its meaning, i.e. as a meaningless syntactic element)
3 抱歉 bàoqiàn
  1. to be sorry
  2. to feel apologetic
  3. sorry!
4 但 dàn
  1. but; yet; however; still
  2. merely; only; just
5 我 wǒ
  1. I
  2. me
  3. my
6 必須 bìxū
  1. to have to
  2. must
  3. compulsory
  4. necessarily
7 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)
=8 了 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=8 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 无 wú or 不 bù) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of 了 liǎo)
=8 了 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=8 了 liào unofficial variant of 瞭 liào