$the Ethereum coin is more powerful. The term "market rebound" refers to a situation where the stock market or other financial markets start to recover after a period of decline or poor performance. This can happen for a variety of reasons. For example positive news about the economy new company profits or changes in government policy can all help the market bounce back.
When a market rebounds it is often seen as a sign of hope for investors. People might feel more confident to buy stocks again thinking that prices will go up. This can lead to even more buying