This is because hydrogen fuel cells cost more.

这是因为氢燃料电池的价格更高。

The other star eventually runs out of hydrogen fuel, and swells into a red giant.

另一颗恒星最终耗尽氢燃料，膨胀成一颗红巨星。

The company says the city's main electrical power will come from hydrogen fuel technology.

该公司表示，该市的主要电力将来自氢燃料技术。

They're the result of a star like the Sun eventually running out of hydrogen fuel.

它们是像太阳这样的恒星最终耗尽氢燃料的遗存物。

It has set a target of getting 850,000 hydrogen fuel cell vehicles on the road by 2030.

该国的目标是在2030年前让85万辆氢燃料电池汽车上路行驶。

The company had sales of around 900 for its earlier hydrogen fuel cell model, the Tucson.

该公司推出的早期氢燃料电池车型途胜售出了约900辆。

The country aims to have more than 1 million hydrogen fuel cell vehicles in service by 2030.

中国的目标是到2030年前让超过100万辆氢燃料电池汽车投入使用。

There's hydrogen fuel cells, batteries that run on hydrogen, or hydrogen-combustion engines, engines that use hydrogen as fuel.

有氢燃料电池，使用氢气的电池，或氢内燃机，即以氢气为燃料的发动机。

As it exhausts its hydrogen fuel, our nearest star will cool and gradually collapse under the force of gravity.

随着氢燃料的耗尽，这颗离我们最近的恒星会冷却下来，在引力作用下逐渐崩塌。

He learned of a state-supported project in California that was developing hydrogen fuel cells as a method for " decarbonizing" ships.

他了解到加利福尼亚州的一个国家支持的项目，该项目正在研究氢燃料电池作为船舶“脱碳”的一种方法。

Finally, after 20 years of research, there is a hydrogen fuel cell car now.

经过20年的研究，终于有了氢燃料电池汽车。

He said the hydrogen fuel cells power two propellers that move the ferry at a top speed of about 37 kilometers an hour.

他说，氢燃料电池为两个螺旋桨提供动力，使渡轮以大约37公里/小时的最高速度移动。

And if we can’t get hydrogen fuel from water, it’s not really clean energy at all.

如果我们不能从水中获取氢燃料， 那根本就不是真正的清洁能源。

You don't need to change the engines or experiment with hydrogen fuel cells or heavy electric batteries.

您无需更换发动机或试验氢燃料电池或重型电池。

Surplus renewable electricity can run machines called electrolyzers that can split water into oxygen and green hydrogen fuel.

剩余的可再生电力可以运行称为电解槽的机器，该机器可以将水分解为氧气和绿色氢燃料。

Two hundred square meters of solar cells, with hydrogen fuel cells to store plenty of reserve.

200平米的太阳能电池板，由氢燃料电池储备电力。

Green and low-carbon technologies and solutions, such as hydrogen fuel cell automobiles, will also be highlighted at the expo.

氢燃料电池汽车等绿色低碳技术和解决方案也将在展会上得到重点展示。

So, you know, in theory, you can create this sort of clean hydrogen fuel using wind and solar power.

所以，你知道，理论上，你可以利用风能和太阳能来制造这种清洁的氢燃料。

Or would it make more sense to, say, make hydrogen fuel with renewable energy and use that to produce steel?

或者说，用可再生能源制造氢燃料并用其生产钢铁是否更有意义？

The architecture of the Airlander also facilitates the early adoption of electrification technologies like electric motors and hydrogen fuel cells.

Airlander 的架构还促进了电动机和氢燃料电池等电气化技术的早期采用。