1. 经济:介绍: introduction, presentation, recommendation | 经济: economy, saving, thrift,frugality | 惊讶: surprise, wonder, astonishment, amazement
2. 节俭/俭省:frugal /节约的/朴素的/节省的/济/俭/节约/省/ |frugality /节俭/俭省/ | frugally /节约地/节省地/
3. 节俭 frugal 节俭的:drabness 枯燥无味 |frugality 节俭 frugal 节俭的 | philanthropy 仁慈的