每日口說挑戰 科學家聲稱可以讓時間倒退....但做得到嗎？ (Scientists Claim They Made Time Go Backwards...But Did They?)

今日挑戰句子

The idea that time only flows in one direction is called the Arrow of Time.

時間只會往一個方向前進的這個想法稱為「時間之箭」。