英语词汇ecological niche怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
Following each mass extinction, there is a sudden evolutionary burst as new species develop to fill the ecological niches opened by the event.
在每一次物种大灭绝后，都有一次突然的进化爆发，因为会有新物种出现来填补灭绝创造的生态位。
2
Many zoologists believe that it was because so many ecological niches were available with virtually no competition from existing species.
很多动物学家认为，这是因为，在几乎没有任何现存竞争物种的情况下，有太多的生态小生境可供生存。
3
Roughly speaking, these animals filled the ecological niches now occupied by toothed cetaceans such as dolphins and killer whales.
粗略地讲，这些动物在生态系统中所占的位置现在被海豚和杀手鲸一类的齿鲸类占据。

单词	ecological niche
释义	ecological niche 简明释义生态位：指生物种群在生态系统中所占据的特定生态角色和资源利用方式。网络释义短语 1 micro-ecological niches 生态环境双语例句 1 Following each mass extinction, there is a sudden evolutionary burst as new species develop to fill the ecological niches opened by the event. 在每一次物种大灭绝后，都有一次突然的进化爆发，因为会有新物种出现来填补灭绝创造的生态位。 2 Many zoologists believe that it was because so many ecological niches were available with virtually no competition from existing species. 很多动物学家认为，这是因为，在几乎没有任何现存竞争物种的情况下，有太多的生态小生境可供生存。 3 Roughly speaking, these animals filled the ecological niches now occupied by toothed cetaceans such as dolphins and killer whales. 粗略地讲，这些动物在生态系统中所占的位置现在被海豚和杀手鲸一类的齿鲸类占据。
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