麻煩開燈一下。

Turn on the light, please.

Source: Tatoeba

Sentence Composition

1 麻煩 máfan
  1. trouble; inconvenience
  2. inconvenient; troublesome; annoying
  3. to bother sb; to put sb to trouble
2 開燈 kāidēng to turn on the light
3 一下 yīxià
  1. (after a verb) a bit; a little (indicating brief duration, or softening the tone, or suggesting giving sth a try)
  2. all at once; suddenly