发布于:2025-07-06 06:08浏览量:83文/优校网
1.思索的;思辨的;推理的;纯理论的;(专事)推测的
2.投机(性质)的;冒风险的
1.based on guesses or on a little information, not on facts
2.done in order to make a big profit, but with a high risk that money will be lost