FX【豪ドル円(AUD/JPY)：デイトレ(Day trade) 2020-7-17(金Fri）】勝ち残る方法(How to survive)「予想と戦略の立て方、負けにくく大損を回避する重要な事♡How to make predictions and strategies, important things that are hard to lose and avoid major losses」