基本解释

• [經濟學]做多頭投機

英汉例句

權威例句

• Out-of-the-money puts on the index are generally more expensive than equally OTM calls because more investors want to protect their stock portfolios on the downside by buying puts than tend to speculate on a rise in the index.
  FORBES: Weight the Options

专业释义

經濟學

• 做多頭投機