我不得不在树下躲雨。

I had to take shelter under a tree.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 不得不 bùdébù
  1. have no choice or option but to
  2. cannot but
  3. have to
  4. can't help it
  5. can't avoid
3 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
4 树下 shùxià an orthographic borrowing of the Japanese surname 樹下, Kinoshita
5 躲雨 duǒyǔ to take shelter from the rain