長久以來我都很早就寢。

For a long time, I've had a habit of going to bed early.

Source: Tatoeba

Sentence Composition

1 長久以來 chángjiǔyǐlái for a long time now; long since
2 我 wǒ
  1. I
  2. me
  3. my
=3 都 Dū surname Du
=3 都 dōu
  1. all; both; entirely
  2. (used for emphasis) even
  3. already
  4. (not) at all
=3 都 dū
  1. capital city
  2. metropolis
4 很 hěn
  1. very; quite
  2. (also, often used before an adjective without intensifying its meaning, i.e. as a meaningless syntactic element)
5 早就 zǎojiù already at an earlier time
6 寢 qǐn
  1. (bound form) to lie down to sleep or rest
  2. (bound form) bedroom
  3. (bound form) imperial tomb
  4. (literary) to stop; to cease