我不認為湯姆知道正在發生甚麼。

I don't think Tom understands what's going on.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 不 bù
  1. no; not so
  2. (bound form) not; un-
3 認為 rènwéi to believe; to think; to consider; to feel
4 湯姆 Tāngmǔ Tom (name)
5 知道 zhīdào
  1. to know; to become aware of
  2. also pr. zhīdao
6 正在 zhèngzài to be in the process of (doing sth); to be currently ...-ing
7 發生 fāshēng to happen; to occur; to take place; to break out
=8 甚 shén variant of 什 shén
=8 甚 shèn
  1. excessive; undue
  2. to exceed; to be more than
  3. very; extremely
  4. (dialect) what; whatever (Taiwan pr. shén)
=9 麼 má exclamatory final particle
=9 麼 ma interrogative final particle
=9 麼 me suffix, used to form interrogative 什么 shénme, what?, indefinite 这么 zhème thus, etc
=9 麼 mó
  1. tiny
  2. insignificant