Pls I what somebody to explain vividly the meaning of Steem.
It is a coin based on steemit blogging platform. You can earn free steem just by blogging on steemit
https://steemit.com/steem/@kadavy/a-writer-s-guide-to-making-money-on-the-steem-blockchain-for-beginnersOr you can buy it on exchanges.
What is the relationship between bitcoin and Steen.
there's no relation between bitcoin and steem. Both are cryptocurrency
How can Steem be use to trade for bitcoin.
Just like any trading pairs in the market, there is also steem/btc trading pairs.