買進是安全的。但這僅僅是對spy和qqq有效。對於個股,因為走勢強弱的差別,需要個別觀察,總結出適用的法則。個人看法,僅供參考。
買進是安全的。但這僅僅是對spy和qqq有效。對於個股,因為走勢強弱的差別,需要個別觀察,總結出適用的法則。個人看法,僅供參考。
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