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.
因为投资者不能直接购买或出售指数，指数期货和期权合约就采取给每个指数点规定一定的货币价值的方式进行现金结算。
Because an investor cannot directly buy or sell an index, index futures and options contracts are cash settled by allocating a dollar amount to each index point.
通过货币期货合约，你将比场外交易商得到更多的保护。
You get a better deal and have more protection using a currency futurescontract than an OTC broker.
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