open outcry造句

Once, stocks were traded through the open outcry system, with men Shouting share prices on the floors of stock exchanges.

At the Chicago Board of trade, or CBOT, futures have always been traded using the open outcry system.

At present, the trading of the Hang Seng Index (HSI) 33 futures and options contracts which account for over 90 per cent of all the trading volume of the HKFE is conducted in an open outcry environment.