Hongze lake wetland natural reserve is the only state fresh water wetland reserve , it 's very important and worthful to be studied .
洪泽湖湿地自然保护区是江苏省唯一的国家级淡水湿地自然保护区,具有相当重要的研究价值.
Althoug the price is a bit high , the goods are more worthful than those cheap goods when considering their superior quality .
这些货价稍微高了一点，但其优异的品质，使它们比那些便宜的货，更有价值。
Urban green system planning is an important work which is related to environmental quality of city inhabitants , so that the study of its feasibility is a worthful work .
