1)通常,高回報伴隨高風險。
2)隻冒必須冒的風險。
3)每筆交易下注大小由能虧的金額決定。
1)通常,高回報伴隨高風險。
2)隻冒必須冒的風險。
3)每筆交易下注大小由能虧的金額決定。
•
我一般
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02/22/2025 postreply
19:19:18
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