Is today a trading day?

今天是交易日吗？

同一单元的其他句子

• What's today's stock price?今天的股价是多少？
• I want to buy stocks.我要买股票。
• I want to sell stocks.我要卖股票。
• What does bull market mean?牛市是什么意思？
• What is the P/E ratio?市盈率是多少？