机会主义者

Politicians who change their minds on matters of policy tend to be stigmatised as opportunists devoid of principle.

顺政策而动的政治家往往被视为不讲原则的机会主义者，19世纪如此，今天也不例外。

He's the quintessential opportunist, investing in any asset class, but you have to have a cast-iron stomach.

他是典型的机会主义者，投资任何资产类别，不过你必须要有一个钢铁般强壮的胃才行。

I didn't want to contribute to these fame-seeking journalists and opportunists looking to fill their churches or to get elected because of their self-righteous finger-pointing. They want to blame entertainment?

我不对这些寻求名望的新闻记者有助益，而且机会主义者看填充他们的教堂或当选因为他们的自以为是的指出手指的。

He knew that in the eyes of many he was nothing more than a fortune hunter, an opportunist.

斯科特知道在很多人的眼中，他不过是一个追逐名利的人，一个机会主义者。

Although the upper reaches of a freestone stream may be spring-fed, the vast majority of its flow comes from run-off or tributaries.

尽管这种河段可是是spring-fed，最主要的径流来自run-off和支流，快速流动的河水限制了杂草和其他植被的生长，而形成了这种＂free stone＂河底，这种河段的水生昆虫不如spring creek那样多，所以鳟鱼比较少，但是不不乏机会主义者。

I don't think much of him because he is an opportunist.

我对他评价并不高，因为他是个机会主义者。

But he's a celebrated opportunist and I'm a jerk.

但是他是一个驰名的机会主义者，而且我是一个性情古怪的人。

He also could be quite an opportunist when it came to seeking publicity for himself and his ideas.

在宣传自我和他的思想时，他也是一个极端的机会主义者。

In the end, he concludes, nature is an opportunist.

他在书的最后总结道，自然是一个机会主义者。

This is a shrewd opportunist at work.

展现在你面前的是一位精明的机会主义者。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。