Collins Chinese Dictionary Plus (3rd edition), 2011:
挑三拣(揀)四 tiāo sān jiǎn sì be petty
- 不要挑三拣(揀)四了,哪个(個)都不错(錯)的。 Bùyào tiāo sān jiǎn sì le,nǎge dōu bùcuò de. Don't be so petty, they're all OK.