英语词汇“Draba verna”造句的方法、技巧、例句及翻译-英语例句辞典

Whit′low-grass, a small British saxifrage: the small Draba verna of America. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) 2012-01-30T03:00:19.113Z

Instead of figuring a fan of mutants for each year, we must condense all the succeeding swarms into one single fan, as might be done also for Draba verna and other polymorphous species. Species and Varieties, Their Origin by Mutation

Here we may assume that the old Draba verna has produced a host or a swarm of new types. Species and Varieties, Their Origin by Mutation

The main fact is, that such a small species as Draba verna is not at all a uniform type, but comprises over two hundred well distinguished and constant forms. Species and Varieties, Their Origin by Mutation

Violets and Draba verna, dandelions and helianthemums and many other instances were dealt with in previous lectures. Species and Varieties, Their Origin by Mutation

In some cases, as with Draba verna, the present geographic distribution points to a common birthplace, from whence the various forms may about the same period have radiated in all directions. Species and Varieties, Their Origin by Mutation

In all, Jordan has distinguished about two hundred species of Draba verna from Europe and western Asia. Species and Varieties, Their Origin by Mutation

Leaving the violets, we may take the vernal whitlow-grass or Draba verna for a second illustration. Species and Varieties, Their Origin by Mutation

单词	Draba verna
例句	Draba verna Whit′low-grass, a small British saxifrage: the small Draba verna of America. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) 2012-01-30T03:00:19.113Z Instead of figuring a fan of mutants for each year, we must condense all the succeeding swarms into one single fan, as might be done also for Draba verna and other polymorphous species. Species and Varieties, Their Origin by Mutation Here we may assume that the old Draba verna has produced a host or a swarm of new types. Species and Varieties, Their Origin by Mutation The main fact is, that such a small species as Draba verna is not at all a uniform type, but comprises over two hundred well distinguished and constant forms. Species and Varieties, Their Origin by Mutation Violets and Draba verna, dandelions and helianthemums and many other instances were dealt with in previous lectures. Species and Varieties, Their Origin by Mutation In some cases, as with Draba verna, the present geographic distribution points to a common birthplace, from whence the various forms may about the same period have radiated in all directions. Species and Varieties, Their Origin by Mutation In all, Jordan has distinguished about two hundred species of Draba verna from Europe and western Asia. Species and Varieties, Their Origin by Mutation Leaving the violets, we may take the vernal whitlow-grass or Draba verna for a second illustration. Species and Varieties, Their Origin by Mutation
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