名詞 turn about:

1. a decision to reverse an earlier decision
   同義詞：reversal, change of mind, flip-flop, turnabout, turnaround
2. turning in the opposite direction
   同義詞：reversion, reverse, reversal, turnabout, turnaround

1. All of a sudden he turned about and saw me.
   他突然轉過身來，看見了我。
2. The car turned about limberly and sped away.
   車子靈活地轉動方向，然後快速開走。