On June 27, Bitcoin has a retracement demand. Due to the suppression of the downward trend line, do not chase more for the time being, and be careful of being trapped at the top of the mountain; where will the retracement go, and will there be another round of flag channel adjustment?  #btc  #以太坊  #eth  #投资  #数字货币  #技术分析  #比特币  #合约  #短线交易