speculate

vi

• ① 思索;沈思,默想;推测<about, on, as to>
  • He began to speculate about the future [on the origin of the human species].他开始思索未来[人类的起源]。
  • She often speculated as to what she would do after her graduation from college.她常常在想大学毕业后要做什么。

• ② 投机(于股票、土地等)<in>;料准…而下手<on>
  • speculate in shares [in stocks, on the stock market]作股票的投机买卖
  • They speculated heavily in real estate.他们大量投机买卖房地产。
  • He speculated on a rise [fall].他料准会上涨[下跌]而下手。