請按下按鈕。

Press the button, please.

Source: Tatoeba

Sentence Composition

=1 請 qǐng
  1. to ask
  2. to invite
  3. please (do sth)
  4. to treat (to a meal etc)
  5. to request
=1 請 qīng only used in 請室／请室 (qīngshì)
2 按下 ànxià
  1. to press down
  2. to press a button
3 按鈕 ànniǔ
  1. to push a button
  2. button (one that can be pressed to trigger an action)