Nowadays, evolution just tinkers with old body plans.

如今，进化只是按照老的体形横剖面修修补补。

What, that tinker, Dobson? I would not trust such a bungler to shoe a goat.

什么，那个小炉匠多布森？我都不相信那么个笨手笨脚的人会给山羊钉掌。

Inventors have been tinkering with a dream of " mechanical cold" for decades.

年来，发明家一直在钻研“机械制冷”的构想。

And while predicting how this puzzle will fit together to make 270 is not an exact science, political analysts and you can tinker with the possibilities on CNN's interactive electoral map.

虽然预测最终将会如何组成270票并不是一门精确的科学，但是政治分析家和你们可以在CNN的互动式选举地图上演示各种可能性。

They whiled away the hours tinkering with electronics in the Jobs' house.

他们在乔布斯家里花费大量时间研究电子设备。

And if it so happened, that a couple of maverick bioscience companies were tinkering with your patents and your technologies, you might overlook that as a distraction, an irrelevance.

你应该会注意到，有一些特立独行的半导体公司尝试对你的专利和技术做出一些细微的改变，你很可能并不会把这件事放在心上。

They keep tinkering with the same problems instead of letting go and moving forward.

他们总是在同样的问题上修修补补，而不是放手向前。

He still hated farming, but he loved tinkering with the farm machinery.

他仍然讨厌农业，但他喜欢摆弄农业机械。

I find so much fun especially tinkering with technology.

我发现了很多乐趣，尤其是摆弄科技产品。

Tinkering too much with the mountains makes them loose and hill slopes can crack.

对山脉修修补补太多，会使它们变得松散，山坡会开裂。

Working in the family garage, the two spent hours tinkering on projects.

二人在家里的车库花了很长时间修理东西。

They need to know how the Web works and be able to tinker with it.

他们需要知道网络如何工作，而且有需要可以进行工作。

I'd have a cigarette cough from too many packs of Pall Malls, thicker glasses, more dandruff, and in my desk drawer, six or seven unfinished manuscripts which I would take out and tinker with from time to time, usually when drunk.

因为抽了太多的PallMall牌香烟，我肯定会年咳嗽，眼镜更厚，头皮屑更多，而在我书桌的抽屉里有六七份未完成的手稿，我会不时拿出来修改修改，通还是喝了点酒以后。

When he came back, the tinker had a large knife open in his hand.

他回来时，修补匠手里拿着一把大刀。

And tinkering away at an engine instead of fighting for freedom?

每天和引擎打交道，而不是为自由而战？

That doesn't mean we haven't tinkered with the crop in recent history.

这并不意味着我们在近代历史上没有对作物进行修补。

Well, I think it's time you start your tinker training.

是时候该让你学学修补了。

Lord! what an affection all old women have for tinkers.

老天！所有老太婆都是多么喜欢补锅匠啊。

LIKE any other electrical device, a pacemaker needs a power source. Since the first permanent pacemaker was installed in 1958, manufacturers of implantable medical devices (IMDs) have tinkered with many different ways of supplying electricity to their products.

和其他所有的电子设备一样，一个起搏器同样需要能源。自从1958年第一个永久起搏器被植入后，可植入医疗设备的制造商就在不断尝试为其产品提供电能的各种方法。

By tinkering with the strength of the current, the temperature of the leads delivering it, and accentuating small shocks with artificial smells or colorful lights, scientists can trick you into tasting all sorts of flavors.

通过将电流的强度、端节传输的温度以及用人造味道或多彩光加强小电击相结合，科学家们可以让你以为自己尝到了各种味道。