speculate and profiteer 基本例句 投机倒把 The aim was to bludgeon speculators and impress creditors.目标是要打击投机倒把并让债权人留下深刻印象。 Departments in charge of industry and commerce are authorized by the government to ban speculation and profiteering.政府授权工商部门严厉取缔投机倒把活动。