speculation

[.spekju'leiʃən]

n.推测, 投机, 沉思

例句与用法：

Speculation has reached such a pitch that a decision will have to be made immediately.

这种胡乱猜测甚嚣尘上，已经到了必须立即解决的程度了。

She lose all her money in stock exchange speculation.

她将所有的钱赔进了股票投机生意。

They have much speculation over the cause of the air crash.

他们对飞机坠毁原因有多方推测。

My speculations proved totally wrong.

我猜想的全错了。

He makes some unprofitable speculations.

他在做些无利可图的投机生意。

词形变化：

动词过去式: speculated | 动词过去分词: speculated | 动词现在分词: speculating | 动词第三人称单数: speculates |

详细释义：

n.[U][C]

1. 思索; 沉思; 推测[(+about/on/upon)]

There has been a great deal of speculation about the Prime Minister's resignation.

最近有关首相辞职的臆测颇多。

2. 投机; 投机买卖[(+in)]

His speculations in stocks led to his suicide.

他在股票上做投机买卖致使他自杀。