德国马克

例句：

1. 1. The store sells goods at a discount of 20% off the regular price.
   这家商店的商品打八折。
2. 2. He bought a new car with his savings, marking a significant milestone in his life.
   他用积蓄买了一辆新车，这是他人生中的一个重要里程碑。
3. 3. The company's stock has been on the rise since its initial public offering, marking a successful entry into themarket.
   该公司的股票自首次公开募股以来一直在上涨，标志着成功进入市场。