The biofuels industry is very excited about the future of biofuels.

生产业对其未来前景充满希望。

But biofuels have one big problem.

但生有一个大问题。

A technology company announced on Monday that some buses will be using a biofuel that contains coffee oil.

周一，一家科技公司宣布，一些巴士将开始使用含有咖啡油的生。

And we can use this biofuel as quickly as possible directly in transport or in cars.

我们可以尽快直接在交通工具或汽车中使用这种生。

So, they are in a position to produce biofuels locally.

因此，他们有能力在当生产生。

In some studies, biofuels are still better than fossil fuels.

在一些研究中，生仍然比化石更好。

Biofuels are often used for transportation of people and products.

生通常用于运输人和产品的工具。

Biofuel companies say the agency is bulling to industry pressure.

生公司表示，环保局是在向产业施加压力。

But one non-food biofuel source is gaining attention.

但是另外一种生产生的非粮食作引起了人们的。

Biofuels can be about as efficient as gasoline, though not all are.

生的效率与汽油差不多，但并非全部如此。

So actually diverting these ingredients to biofuels is actually creating another problem.

因此，将这些原转化为生实际上会产生另一个问题。

Those problems have led to debates about exactly how sustainable biofuels are.

这些问题引发了关于生到底有多可持续的辩论。

It is also used in fertilizer, food, biofuel, building materials and medicinal products.

它还被用于化肥、食品、生、建筑材和医药产品。

The second are the fuels that we use, namely biofuels, to power those planes.

其次是那些飞机使用的，即生。

Scientists have already found a way to use E. coli bacteria to make biofuels.

科学家已经找到了一种利用大肠杆菌制造生的方法。

And land-grabbed jatropha plantations have had bad results growing the oil-seed crop for biofuels.

麻风树树林抢占了土，不利于人们种植制造生的油作。

And for biofuels or bio-based, sustainable aviation fuel, you need funding and you need feedstock.

至于生产生，或基于生的可再生航空，这需要资金，需要原。

The enzyme has many industrial uses, including as an agent in the production of biofuel.

这种酶有多种工业用途，包括作为生生产的制剂。

They want to increase the sales of gasoline with biofuels added, not leave it behind.

他们希望提高汽油和生型汽车的销售量，而不是将这些种类的汽车抛诸脑后。

Producers of biofuels says their products will be needed for a long time.

生型汽车的制造商们表示，他们的产品在很长一段时间里都会有需求。