speculate
v
1 [I, Ipr, Tf]
~ (about/on/upon sth) form opinions without having definite or complete knowledge or evidence; guess 思考; 思索; 推断; 推测
speculate about/upon the future 对未来的推想
I wouldn't like to speculate on the reasons for her resignation. 我不愿意猜测她辞职的原因.
I can only speculate that he left willingly. 我看他一定是自愿走的.
2 [I, Ipr] ~ (in sth) buy and sell goods or stocks and shares in the hope of making a profit through changes in their value, but with the risk of losing money 投机; 做投机买卖
speculate in oil shares 做石油股票的投机买卖
speculating on the stock market 进行证券投机.
New Zealand is an impotant agricultural country with a small population. In size it is bigger than Guangdong Province, yet has a much smaller population.
新西兰是一个人口很少的重要的农业国。新西兰的面积比广东省大,但人口却少得多。
If an unfair law existed, - and there were many that had been passed by the British rulers in India and South Africa - it was the duty of everyone to disobey this law, but without using violence.