So far, the American rich and the trading-up crowd are in no mood to splurge for high-price, high-visibility status goods.
迄今为止，美国有钱人和上层社会还没什么心思炫耀昭示身份的高价奢侈品。
2
They may appear eccentric, but when it comes to trading they are much healthier than the crowd.
他们看起来很古怪，但是在交易的时候，他们比大众健康多了。
3
The first is momentum trading - buy when a ripple starts running through the crowd, sending the market higher, and sell when that ripple starts losing speed.