ecosystems是什么意思？

ecosystems

• n. <生>生态系统( ecosystem的名词复数 )；

例句

• Temperate forest ecosystems occupy a position of prominence among all ecosystems. 温带森林生态系统在所有生态系统中占有优势地位.
• There are highly sensitive and delicately balanced ecosystems in the forest. 森林里有高度敏感、灵敏平衡的各种生态系统.
• Madagascar's ecosystems range from rainforest to semi-desert. 马达加斯加生态系统类型多样，从雨林到半荒漠等不一而足。

英语六级真题

However, a further increase in farming area without impacting unfavourably on what remains of the world's natural ecosystems appears unlikely.
出自-2013年12月阅读原文
A further expansion of farming area will adversely impact on the world's natural ecosystems
出自-2013年12月阅读原文

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  生态系统
  An ecosystem is all the plants and animals that live in a particular area together with the complex relationship that exists between them and their environment.
  例句
  Madagascar's ecosystems range from rainforest to semi-desert. 马达加斯加生态系统类型多样，从雨林到半荒漠等不一而足。 ...the forest ecosystem. 森林生态系统