我們有充分的理由相信這是真的。

We have full reason to believe that it is true.

Source: Tatoeba

Sentence Composition

1 我們 men we; us; ourselves; our
=2 yǒu
  1. to have; there is
  2. (bound form) having; with; -ful; -ed; -al (as in 有意 yǒu intentional)
=2 yòu
  1. (obsolete on its own in Standard Chinese) alternative form of (yòu, “again”)
  2. (obsolete on its own in Standard Chinese) alternative form of (yòu, “and; with a remainder of (when dividing an integer by ten)”)
  3. alternative form of (yòu, “again”)
  4. alternative form of (yòu, “and; with a remainder of (when dividing an integer by ten)”)
3 充分 chōngfèn
  1. ample
  2. sufficient
  3. adequate
  4. full
  5. fully
  6. to the full
=4 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 跑堂兒的 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
=4 a taxi; a cab (abbr. for 的士 shì)
=4 really and truly
=4 (bound form) bull's-eye; target
5 理由 yóu
  1. reason
  2. grounds
  3. justification

classifier:

6 相信 xiāngxìn to believe; to be convinced; to accept as true
=7 zhè
  1. (pronoun) this; these
  2. (bound form) this; the (followed by a noun)
  3. (bound form) this; these (followed by a classifier) (in this sense, commonly pr. zhèi, esp. in Beijing)
=7 zhèi (coll.) this
=8 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)
=8 shì variant of shì
=9 真的 zhēnde
  1. really; truly; indeed
  2. real; true; genuine
  3. (math.) proper
=9 真的 zhēn
  1. (literary) true; real
  2. true; real