The trading day is shortened in observance of the Labour Day holiday.

交易日为了庆祝劳动节而缩短。

《柯林斯英汉双解大词典》

Shares of Yahoo slipped by more than 3% by the end of the trading day.

至交易日之末，雅虎股价下跌超过3%。

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Merck closed the regular hours trading day down 6% and Schering-Plough lost more than 11%.

当天交易日中，默克公司的股价下跌6%而先灵葆雅的股价跌幅超过了11%。

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said a banking expert. "Day trading" is a system that lets investors trade directly on an electronic market system.

VOA: special.2009.04.26

Day trading companies provide a desk and a computer system to an investor who wants to trade.

VOA: special.2009.04.26

Only about thirty percent succeed in earning enough from their efforts to continue day trading.

VOA: special.2009.04.26

Stocks ended a nail-biting trading day just points away from a near five-year high.

WSJ: Blue Chips Near a Five-Year High

When the stock popped 22% on the first trading day, "we were thrilled, " he added.

WSJ: Dominant Morgan Stanley Tech Team Sets Sights on Facebook IPO

With the current system, investors buy ETFs based on market prices throughout the trading day.

FORBES: How to Bulletproof Active ETFs