speculate

['spekjuleit]

vt.推测
vi.投机, 深思

例句与用法:

A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the spectrum into an electric current.

一种把下述光谱范围内的电磁辐射转换成电流的装置:红外线、可见光和/或紫外线。

In the spectrum, distinct colours shade into each other.

在光谱中,截然不同的颜色相互融合起来。

Red and violet are at opposite ends of the spectrum.

红色和紫色位于光谱相对的两端。

There's a wide spectrum of opinions on this problem.

对这个问题的说法众说纷纭,莫衷一是。

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:

vi.

1. 思索; 沉思; 推测[(+on/upon/about)]

She speculated about her friend's motives.

她猜测她朋友的动机。

2. 投机; 做投机买卖[(+in)]

He speculated successfully in mining shares.

他做矿业股票投机获得成功。

vt.

推测, 推断[Y][+that]

He was speculating that this might be his last chance.

他推测这可能是他的最后一次机会了。