According to a theory called Muller's ratchet, that's not good.

根据穆勒棘轮效应，这不是好事。

You need that extra ratchet right there.

你需要那个额外棘轮装置。

So there's a sort of ratchet effect, right, on the people who are sharing.

因此，分享内容人会受到一种“棘轮效应”影响，对吧？

There's an interesting book called The Ratchet of Curiosity.

有一本有趣书，名为《好奇心棘轮》。

And as you know, if you really wanna multiply your force use a ratchet wrench.

正如你所知，若想真正倍增力量，可使用棘轮扳手。

It says that Australia and Indonesia have the same carbon reduction targets they did back in 2015 - while the Paris Agreement is meant to involve a " ratchet mechanism" of progressively deeper cuts.

它表示，澳大利和印度尼西减排目标与他在 2015 年所做相——《黎协定》旨在涉及一个逐步深入减排“棘轮机制”。

To explain why, let's go over two concepts: Muller's ratchet and the Red Queen Hypothesis. Suppose there is a species of animal that has some type of deleterious, or harmful, mutation.

为了解释原因，让我回顾一下两个概念：穆勒棘轮和红皇后假说。假设有一种动物具有某种有害或有害突变。

The 1000 XM4s had some metal on their ratcheting ear cup sliders but everything you can see or touch on the 1000 XM5s is all plastic.

1000 XM4 棘轮耳罩滑块上有一些金属，但您在 1000 XM5 上看到或触摸到所​​有东西都是塑料。

At one point, he was rigged to a ratchet and pulled backwards into the wall of the bridge, then soaked with thousands of gallons of water.

在某个时刻，他被绑在一个棘轮上，然后被向后拉到桥墙面上，接着被数千加仑水淋湿。

I like to do offset like the fangs, like these right here, because the energy of that is it's like, is he ratchet?

我喜欢像尖牙一样抵消，就像这里这些，因为它能量就像，他是棘轮吗？

There's a book behind me on the shelf here by Robert Higgs where he documents the ratchet, the ratchet effect.

我身后书架上有一本罗伯特·希格斯写书，他在书中详细记录了棘轮效应。

Peter M. Hoffmann, Life's Ratchet: How Molecular Machines Extract Order from Chaos (2012) I distinctly remember the first class on my first day of medical school.

彼得·M·霍夫曼，《生命之棘轮：分子机器如何从混沌中提取秩序》（2012年）我清楚地记得我在医学院第一天上第一堂课。

Yeah, and I think it's the same idea as this little book, The Ratchet of Science, The Ratchet of Curiosity.

是，我认为这和这本书《科学棘轮，好奇心棘轮》想法是一样。

And like turns of a ratchet, these mutations will accumulate until the species eventually becomes extinct.

就像棘轮转动一样，这些突变会累积，直到物种最终灭绝。

A ratchet is something that goes in one direction.

棘轮是一种只能朝一个方向移动装置。