This begs the question, why is sex so common when it seems so inefficient?

这就引出了个问题，为什么性起来如此低效，却如此普遍？

It is inefficient and does not work that well.

不仅效率低，而且效果不太好。

Enforcing a contract through Angola's inefficient and sometimes corrupt courts can take years.

在安哥拉全国强制执行项合同相率十分低下，而件腐败案的审理有时能耗费数年。

On the surface, interleaving sounds pretty inefficient.

从表面上，交叉学习听起来效率很低。

Early car batteries were expensive and inefficient.

早的汽车电池既昂贵又低效。

And because he's inefficient, he gets replaced.

因为他效率低下，他就被取代了。

However, these canals and pipes are wildly inefficient.

然而，这些运河和管道效率极低。

Because subsidies are not targeted, they are inefficient.

由于这些补贴是面向全社会的，故没什么成效。

So AI today is awfully inefficient.

现在的 AI 极度低效。

Such an inefficient use of resources.

多好的资无所用了。

The problem with central planning is that it's inefficient.

中央计划经济的问题在于效率低下。

He says that is because food producers there are inefficient.

他说，这是因为当地食品产商效率低下。

Also inefficient, and might be loud. How about liquid coolant?

还是不行，可能会有噪音。液体冷却剂如何？

Without myelin this signal propagation is very slow and inefficient.

如果没有髓鞘，信号传播会非常缓慢且低效。

The largest one is that the method is extremely inefficient.

最大的个问题是这种方法效率极低。

They're also incredibly fuel inefficient to bring to the market.

而且捕虾业的燃油经济性也极差。

I took a second rate, inefficient market and built an industry.

我在个二流的低效的市场中建立起个产业。

She was right that inefficient nationalized industries had to be privatized.

她主张没有效率的国有企业必须要被私有化是正确的。

So multitasking makes us at best, inefficient, and at worst, downright dangerous.

所以心多用在最好的情况下会让我们效率低下，而在最坏的情况下会让我们非常危险。

And that's partly because the so-called last mile is really inefficient.

这在定程度上是因为所谓的“最后英里”确实效率低下。