1) be [stand] on the edge [brink] of a precipice
濒临危机
3) endangered mechanism
濒危机制
1.
The nutrition condition of endangered mechanism and conservation strategy of rare plants;
珍稀植物濒危机制及保育策略中的营养条件
2.
This paper analyzes the endangered mechanism of these wild and rare plants.
报道了河南共有国家重点保护野生珍稀植物40种,隶属于27科、37属,并分析了这些野生珍稀植物濒危机制,同时提出了相关的保护对策。
3.
Objective To reveal the breeding system and endangered mechanism of Dendrobium officinale in Danxia landform.
目的:揭示丹霞地貌生境中铁皮石斛的繁育系统及濒危机制。
4) endangered mechanism
濒危机理
1.
Study on endangered mechanism of Rosa rugosa;
野生玫瑰濒危机理的研究
2.
A review of study on endangered mechanism and conservation ecology of endangered vatica mangachapoi;
濒危植物青皮(Vatica mangachapoi)的濒危机理及保育生态学研究进展
3.
which was in imminent danger and rare were stated and the principles of its blooming, fruiting, twig changing and endangered mechanisms were inquired.
系统地叙述了珍稀濒危植物珲春敬信野玫瑰的生物学特性及其生境,探讨其开花、结果、枝条更新的规律以及濒危机理,为进一步研究野玫瑰在当地生态系统中的地位、作用奠定了基础,同时也为深入研究野玫瑰的资源保护、开发及利用提供了理论依据。
补充资料：濒临
接近；靠近：上海濒临东海。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条