Huge investment costs, such as those for developing environmental-friendly technology, have made it difficult for an automaker to survive competition on its own.
译文：大笔成本的投资，例如发展对环境有利的技术，会使得汽车制造业者面临生存竞争的困难。

Huge investment costs, such as those for developing environmental-friendly technology, have made it difficult for an automaker to survive competition on its own.
译文：大笔成本的投资，例如发展对环境有利的技术，会使得汽车制造业者面临生存竞争的困难。

改进译文：巨额的投资成本，比如用于开发环境保护技术的投资成本，已经使得汽车制造业者很难独立地在竞争中生存。