Daily Chinese Idiom Guessing Game
As water rises, the boat rises with it. It means that things improve or grow in proportion to the improvement or growth of their foundation or conditions.
水位升高，船身也随之浮起。比喻事物随着它所凭借的基础的提高而增长提高。
宋·释道原《景德传灯录》水长船高，泥多佛大。”
With the booming economy, salaries have gone up; it's a case of water lifting the boat.