多不胜数

多不勝數
duōbùshèngshǔ

too numerous to count

Wiktionary

Entry Composition

1 多 duō
  1. many; much; more; a lot of
  2. too many; in excess
  3. (after a numeral) ... odd
  4. how (to what extent) (Taiwan pr. duó)
  5. (bound form) multi-; poly-
2 不胜 bùshèng
  1. cannot bear or stand
  2. be unequal to
  3. very
  4. extremely
=3 数 shǔ
  1. to count
  2. to count as; to regard as
  3. to enumerate; to list
=3 数 shù
  1. number; figure
  2. several; a few
=3 数 shuò (literary) frequently; repeatedly