请勿触碰展品。

Don't touch the exhibits.

Do not touch the exhibits.

Source: Tatoeba

Sentence Composition

1 请勿 qǐngwù please don't
2 触碰 chùpèng
  1. to touch
  2. (fig.) to touch on (a matter)
3 展品 zhǎnpǐn
  1. exhibit
  2. displayed item