The World Health Organization has cast out on the usefulness of anti-body tests for the virus.

世卫组织（WHO）否认了新冠病毒抗体测试的可用性。

So if the president throws cold water on the usefulness of testing, what kind of message does that send?

如果总统对检测的有用性拨冷水，那会传递出哪种信息？

However, there’s still some confusion about the usefulness of electric cars, they have a limited range in the recharging.

然而，电动汽车的用途仍然存在一些混乱。他们的充电范围有限。

In conclusion, people have different views about the usefulness of history.

总之，人们对历史的用处有不同的看法。

Part of the usefulness of a degree is that it gives a graduate jobseeker an advantage at the expense of non-graduates.

学位的一部分用处是给了大学毕业生求职上的优势，而这是以非大学毕业生的相对劣势为代价的。

1st A few words on the usefulness of linear algebra.

首先简单介绍一下线性代数的有用性。

In fact, anything we currently do with technology is indebted to the usefulness of bits.

事实上，我们目前使用技术所做的任何事情都得益于比特的实用性。

But skill at raising money is not necessarily correlated with the usefulness of one's research.

但筹集资金的技巧并不一定与研究的有用性相关。

Socrates did not have a stack of peer-reviewed science to make his case about the usefulness of learning concepts by heart.

毕竟苏格拉底不能用一堆同行评议过的科学研究来证明熟记概念的有用性。

What's it's actually getting at is the usefulness of letting the initial act of creation be free of scrutiny and restraint.

它真正想要表达的是让人们最初的创造不受审查和约束。

After settling in North California, Ellison saw the usefulness of his coding knowledge in the software and IT industry.

在北加州定居后，埃里森看到了他的编码知识在软件和 IT 行业中的用处。

To us, much of Western society is unnecessarily confused when it comes to the usefulness of this absolutely rock-and-roll demographic.

KH：对我们来说，当谈到这个绝对摇滚的人群的用处时， 很多西方社会都不必要地感到困惑。

The usefulness of heat-resistant glass as cookware was discovered by accident. It started at the Corning Glass Works manufacturing company in New York.

耐热玻璃用作炊具的用途是偶然被发现的，始于纽约康宁玻璃制品制造公司。

She attributes the reluctance to a misconception about the usefulness of plant behaviour: that they are capable of neither motion nor perception.

她将这种不情愿归因于对植物行为有用性的误解：植物既不能运动，也不能感知。

And then we'll see rapid growth year over year of the usefulness of the humanoid robots and decrease in cost and scaling up production.

然后我们将看到人形机器人的实用性逐年快速增长，成本下降和生产规模扩大。

Teams of researchers at the Federal Reserve Bank of San Francisco and separately at the New York Fed have tested the usefulness of Mr Li's preferred indicators.

旧金山联邦储备银行和纽约联储的研究团队分别测试了李先生偏爱的指标的有用性。

In the mid-1970s, the U.S. American Egg Board -- a group that represents egg farmers -- wanted to create an advertising campaign that captured the usefulness and versatility of the egg.

20世纪70年代中期，美国鸡蛋委员会——一个代表蛋农的组织——想要发起一场广告活动，捕捉鸡蛋的用途和多功能性。

The usefulness of linear algebra has less to do with either one of these views than it does with the ability to translate back and forth between them.

线性代数的有用性与这两种观点中的任何一种都无关 而是与在它们之间来回转换的能力有关。

At that level, you start to get to a situation where you're starting to impair the usefulness of money because the purchasing power is too unpredictable in the future.

在那个水平上，你开始进入一种情况，你开始削弱金钱的用途，因为未来的购买力太不可预测了。

The World Health Organization has cast doubt on the usefulness of antibody tests for COVID-19 which many countries had hoped to use to determine if people have developed immunity to the virus.

世界卫生组织对针对COVID-19抗体测试的有效性提出了质疑 许多国家曾希望利用这种测试来确定人们是否对冠状病毒产生了免疫力。