我認為我有義務保護這些孩子。

I believe it my duty to protect these children.

I believe it's my duty to protect these children.

I believe that it's my duty to protect these children.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 認為 rènwéi to believe; to think; to consider; to feel
3 我 wǒ
  1. I
  2. me
  3. my
=4 有 yǒu
  1. to have; there is
  2. (bound form) having; with; -ful; -ed; -al (as in 有意 yǒuyì intentional)
=4 有 yòu
  1. (obsolete on its own in Standard Chinese) alternative form of 又 (yòu, “again”)
  2. (obsolete on its own in Standard Chinese) alternative form of 又 (yòu, “and; with a remainder of (when dividing an integer by ten)”)
  3. alternative form of 又 (yòu, “again”)
  4. alternative form of 又 (yòu, “and; with a remainder of (when dividing an integer by ten)”)
5 義務 yìwù volunteer (work etc)

classifier: 項
6 保護 bǎohù
  1. to protect
  2. to defend
  3. to safeguard
  4. protection

classifier: 種
7 這些 zhèxiē these
8 孩子 háizi child