Collins Chinese Dictionary Plus (3rd edition), 2011:
多多益善 duō duō yì shàn the more the better
- 你给(給)我多少我都要,多多益善。 Nǐ gěi wǒ duōshǎo wǒ dōu yào,duō duō yì shàn. Give me whatever you want, but the more the better.