The adaptation is so precise that when a louse 's host species evolves into a new one, the louse will diversify into different species, too.

这种适应特征非常精准，如果虱子的宿主物种进化成为一种新的物种，虱子也会进化成不同的物种。

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That 's a traditional one, I prefer new one.

那是一个传统魔术，我喜欢新式魔术。

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One argument which is often raised is that if a professor tries his hand at a new topic, he will be unable to train new Ph. D. s in this new area, thus limiting our ability to produce more Ph.

其中一个经常拿出来说事的论点是：如果教授腾出手来尝试一个新的主题，他是不能带这个新领域中的博士生的，那么我们生产博士生的能力就下降了。

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"I go to the gym," (No Transcripts) Michael Reagan says that while following a healthy diet, reading and learning new skills can help sharpen one's memory and possibly prevent or slow the advance of the illness, the most effective way to fight Alzheimer's is to volunteer and support funding for current research.

VOA: standard.2009.12.04

That is a new part of India's economy, and to the extent that by globalization, one needs more foreign investment and increased connection to foreign trade they are playing a role but India's economy growth is largely being driven by internal investments.

那也是印度经济,新的组成部分，从某种层面来说，由于全球化，经济发展需要,吸引更多外资，促进外贸,这些因素确实起了作用,但印度经济增长大部分还是靠,国内投资。

普林斯顿公开课 - 国际座谈会课程节选

Bloomberg is citing -- you guessed it -- "people who have been briefed on the plans" as saying that Apple is hard at work on taking the iPhone downmarket with a new model that's roughly one-third smaller than the existing iPhone 4, possibly with the intent on delivering it midyear using mostly carryover components from the iPhone 4 to keep pricing down.

ENGADGET: Bloomberg: Apple working on 'cheaper, smaller' and dual-mode iPhones, trying to kill SIMs along the way

The real threat posed by piracy is not that it threatens television's current business model but that it makes building a new one more difficult.

ECONOMIST: The perils of piracy

To be sure, it won't be easy for big game companies to switch from traditional business models to a new one that's not yet capable of generating the same level of revenues.

FORBES: Videogames