An alternative technology, the thermal camera, is costlier. But it can operate from farther away.

另一种替代技术，即热感摄像机，成本更高。但它可以在更远的地方运行。

She is the author of several books on alternative technology.

她是多本关于替代技术的书籍的作者。

Most alternative technologies work best on a small scale.

【scale】大多数替代性技术小规模使用效果最佳。

But even with the growth in renewable energy use, there are some unanswered questions about the impacts of these alternative technologies.

但即使可再生能源的使用不断增长，这些替代技术的影响仍存在一些悬而未决的问题。

The bar just got a bit higher for the entrance of some of these new and alternative technologies into the energy mix.

将其中一些新技术和替代技术纳入能源结构的门槛稍高了一点。

At the request of a few countries, including Germany and Italy, all 27 member states also agreed to consider the use of alternative technologies such as synthetic fuels or plug-in hybrids.

应德国和意大利等少数国家的要求，所有 27 个成员国还同意考虑使用合成燃料或插电式混合动力车等替代技术。