Energy saving is a traditional topic.
节约能源是一个传统的话题。
Oil prices will undoubtedly for car owners are most concerned about the topic for people buy a car to buy a car fuel-efficient energy-saving car, in order to avoid the future of car cost is too high.
油价问题无疑对车主来说是最关注的话题，准备买车的人都想买到一辆省油节能的车，以免日后的用车成本过高。
Energy consumption reduction has become a hot topic of social problem with the new target of energy saving proposed.
随着节能降耗新目标的提出，节能降耗工作已成为全社会关注的热点问题之一。
应用推荐