US30, 10 day, -9.96% ~ -5.995%

多方抵抗，時間取代下跌，空方回補週期10天，無報酬有風險，下跌 -9.96% ~ -5.995%

time to instead of drop down, short to cover for 10 trading day, no reward but has risk, drop down from -9.96% to -5.995%