我必須更加努力。

I need to go at it harder.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 必須 bìxū
  1. to have to
  2. must
  3. compulsory
  4. necessarily
3 更加 gèngjiā
  1. more (than sth else)
  2. even more
4 努力 nǔlì
  1. to make an effort; to try hard; to strive
  2. hard-working; conscientious