此時以前 cǐ shí yǐ qián

DEFINITIONS

  1. heretofore

CHARACTERS

此 cǐ
HSK 4
this, these; in this case, then
時 shí time, season; era, age, period
以 yǐ
HSK 2
by means of; thereby, therefore; consider as; in order to
前 qián
HSK 1
in front, forward; preceding