虚买虚卖指令

例句：

1. 1. The brokerage firm issued a new set of "virtual" trading instructions for the stock market.
   这家经纪公司发布了一套新的“虚拟”股市交易指令。
2. 2. The company's virtual trading system allows investors to execute trades without physically visiting the exchange.
   该公司的虚拟交易系统允许投资者在不亲自访问交易所的情况下执行交易。
3. 3. The virtual trading platform is designed to provide real-time market data and analysis to traders.
   这个虚拟交易平台旨在为交易者提供实时的市场数据和分析。