不数日

不數日
bùshùrì
  1. (literary) after not more than a few days
  2. after not more than a few days

Wiktionary

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 数日 shùrì
  1. (literary) a few days; several days
  2. a few days; several days