| 单词 | ecological niche |
| 释义 | > as lemmasecological niche ecological niche n. = niche n. 4b; also in figurative context; cf. slightly earlier ecologic niche n. at ecologic adj. Compounds. ΚΠ 1917 Amer. Naturalist 51 590 Migration, geographic isolation with adaptation to local ecological niches, and final re-invasion of earlier-occupied localities, will account for the origin and present distribution of geographic subspecies such as we have been considering. 1960 N. Polunin Introd. Plant Geogr. xiv. 431 The large lianes comprise..by far the more numerous synusiae (groups of plants of similar life-form, each filling much the same ecological niche and playing a similar role). 2004 B. Bunch & A. Hellemans Hist. Sci. & Technol. 516/3 The principle that two similar species cannot occupy similar ecological niches for long periods of time (known as Gause's principle). < as lemmas |
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