speculative

形容词 speculative:

1. not financially safe or secure
   同义词：bad, risky, high-risk
2. not based on fact or investigation
   同义词：notional
3. showing curiosity
   同义词：inquisitive, questioning, wondering

1. Based on speculative or abstract reasoning.
   哲学上的，理论上的建立在思辩或抽象的推论之上的
2. A speculative monopoly of a stock or commodity created by purchasing all or most of the available supply in order to raise its price.
   垄断通过购买所有的或大部分的可获得的供应品以期提高其价格，而对股票或商品的一种投机的控制
3. His conclusions are purely speculative.
   他的结论完全是推测而来的。
4. Their speculative buying of grain is illegal.
   他们投机购买谷物是不合法的。