点击下方单词,选择对的这个单词
1. 逐渐减少;逐步结束To roll back a change or the power of something means to gradually reduce it or end it.
2. 降低,削减(价格、税收、收益等)To roll back prices, taxes, or benefits means to reduce them.
多通过句子记忆单词,而不是单独死记硬背。