謂反復(fù)地多方思考。《花月痕》第七回：“﹝ 采秋 ﹞癡癡呆呆，想來想去，直到一下鐘， 賈氏 進來幾次，催他去睡，才叫 紅豆 和老媽服侍睡下?！薄段膮R報》1981.11.16：“什么事呢？想來想去，還是那個象征著世界排球技術(shù)最高水平的金杯?！?/p>

1.think it over and over again; turn over in one's mind; think back and forth to oneself; consider carefully and at length; (She) thought and thought, racking (her) brains right and left.