生态问题
urban eco───城市生态
common problems───常见问题（commonproblem的复数）；常见问题（common problem的复数）
eco comfort───生态舒适
eco loop───生态回路
problems───n.[数]问题；难题（problem的复数）
eco blank───生态空白
eco friendly───生态友好型
eco dynamics───n.生态动力学
delphis eco───德尔菲生态
Other potential problems for the viability of the eco-car project include the future importation of cheap Chinese cars.───对于环保车计划的实施的其他的潜在问题包括了将来进口的廉价的中国汽车。
In China the eco-environment problems are derived from the external economies and normal institutional defects and some other natural disasters.───我国生态环境问题主要是由于生产的外部不经济、正式制度安排的缺陷和各种灾害造成的。
Some sceptics have pointed out that similar, albeit smaller scale, eco-labelling attempts have had problems making scientific information comprehensible to shoppers.───有持怀疑态度的人士就指出，尽管规模较小，但是环保标签的推行有一些购买者对科学信息理解的问题。