除了指数期货和期权，期货交易所亦买卖四种货币期货及30种股票期货合约。
Besides Index futures and options, the HKFE also traded in four currency futures and 30 stock futures contracts.
期货合约：在期货交易所交易的标准合约，它规定了在未来的日期以规定的价格买卖一定数量的商品。
Futures contract: A standardized contract, traded on a futures exchange, to buy or sell a certain underlying instrument at a certain date in the future, at a specified price.
期货合约是由期货交易所制定、并在交易所内公开买卖的一种标准化合约。
Futures are contracts which are formulated by futures exchange and dealed in exchange.
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