The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus and Tyrannosaurus rex.

结果，历经数百万年间的自然选择，形成了我们今日熟知的异特龙和雷克斯霸王龙族群。

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The answer we'll propose of course is that their behavior is largely a matter of natural selection.

我们给出的答案当然是它们的行为大部分是自然选择的结果。

youdao

Next year plans, Visa procedures and Course Selection information will be on the agenda.

届时将介绍下一年度工作计划，签证申请流程，选课信息等。

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Chef Matteo Bergamini will prepare a multi-course dinner paired with a selection of wines from La Querciola Winery in the Barolo region.

FORBES: Annual Truffle Gala Will Go On at SD26

It's a much lighter product, at 1.3 pounds (down from 1.58), and although it uses a heavier-duty Atom processor, battery life is said to top out at about 10 hours. (The original lasted eight in our usual test.) Like the OG version, it allows for pen input on select models, but of course, Windows comes ready-made with a larger selection of apps where a pen might actually be useful.

ENGADGET

The only selection criteria is people must be over 18, pass a three-week sailing course and be physically fit enough to complete the epic voyage.

CNN: November 8, 2012 -- Updated 1414 GMT (2214 HKT)