你從什麼時候開始學日文？

Since when do you learn Japanese?

Source: Tatoeba

Sentence Composition

=1 你 nǐ you (informal, as opposed to courteous 您 nín)
=1 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
=2 從 Cóng surname Cong
=2 從 cóng
  1. from; through; via
  2. (bound form) to follow
  3. (bound form) to obey
  4. (bound form) to engage in (an activity)
  5. (used before a negative) ever
  6. (bound form) (Taiwan pr. zòng) retainer; attendant
  7. (bound form) (Taiwan pr. zòng) assistant; auxiliary; subordinate
  8. (bound form) (Taiwan pr. zòng) related by common paternal grandfather or earlier ancestor
3 什麼時候 shénmeshíhou when?; at what time?
4 開始 kāishǐ
  1. to begin
  2. beginning
  3. to start
  4. initial

classifier: 個
5 學 xué
  1. to learn
  2. to study
  3. to imitate
  4. science
  5. -ology
6 日文 Rìwén Japanese (language)