有增無已

有增无已
yǒuzēngwúyǐ
constantly increasing without limit (idiom); rapid progress in all directions

CEDICT

Entry Composition

1 有 yǒu
  1. to have; there is
  2. (bound form) having; with; -ful; -ed; -al (as in 有意 yǒuyì intentional)
2 增 zēng (bound form) to increase; to augment; to add to
3 無已 wúyǐ
  1. endlessly
  2. to have no choice