这就是她为什么不愿意再跟他在一起的原因。

That's the reason she doesn't want to be with him anymore.

Source: Tatoeba

Sentence Composition

1 这就 zhèjiù
  1. immediately
  2. at once
=2 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 shì variant of shì
3 she
4 为什么 wèishénme
  1. why?
  2. for what reason?
5 不愿 yuàn unwilling
=6 Italy; Italian (abbr. for 意大利 )
=6
  1. idea
  2. meaning
  3. thought
  4. to think
  5. wish
  6. desire
  7. intention
  8. to expect
  9. to anticipate
7 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) or dōu for emphasis)
  6. (used to introduce additional information, as in 再则 zài, 再就是 zàijiùshì etc)
  7. (literary) to reappear; to reoccur
8 gēn
  1. heel
  2. to follow closely
  3. to go with
  4. (of a woman) to marry sb
  5. with
  6. compared with
  7. to
  8. towards
  9. and (joining two nouns)
9
  1. (third-person singular) (since the early 20th century, usu. male) he; him; his
  2. (bound form) other; another; some other (as in 他日 and 他人 rén)
10 在一起 zài together
=11 de
  1. of; ~'s (possessive particle)
  2. (used after an attribute when it modifies a noun)
  3. (used at the end of a declarative sentence for emphasis)
  4. (used after a noun, verb or adjective to form a nominal expression, as in 皮革的 de "one made of leather" or 跑堂儿的 pǎotángrde "a waiter (literally, one who runs back and forth in a restaurant)" or 新的 xīnde "new one")
  5. also pr. or di in poetry and songs
=11 a taxi; a cab (abbr. for 的士 shì)
=11 really and truly
=11 (bound form) bull's-eye; target
12 原因 yuányīn
  1. cause
  2. origin
  3. root cause
  4. reason

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