4周搞定2000+托福核心词
extrafloral = extra(以外的) + flor(花) + al(...的) = 花以外的→位于花外的
floral = flor(花) + al(...的) = 花的，植物的
花群→植物群
flora
常考释义
n. 植物区系；植物群
But when did the flora change, and can we find evidence of such a climate change?
但植物群是什么时候变化的，我们能找到这场气候变化的证据吗？
It does gather an exhaustive assortment of flora.
这次真是沾上了各种各样的植物。
来自《犯罪现场调查 第14季第8集》
图片源自网络
This resulted in the "biome," a combination of coexisting flora and fauna.
于是就产生了生物群落的概念——一种动物群落和植物群落共存的结合体。
来源于：阅读OFFICIAL19 P2There's a link between biodiversity and pedodiversity, an obvious relationship between soils and flora and fauna, which is why pedodiversity really should be considered in forest management.
生物多样性和土壤多样性之间是有关联的，土壤和动植物之间有着明显的关系。这是为什么土壤多样性应该被归为森林管理的范畴之内。
来源于：听力OFFICIAL29 L2Further, nearly all of the ice-age fauna had teeth that indicate an adaptation to grasses and sedges; they could not have been supported by a modern flora of mosses and lichens.
此外，几乎所有冰河时代动物的牙齿都表明它们适应了禾草和莎草；他们不可能只吃现代植物苔藓和地衣。
来源于：阅读OFFICIAL45 P1The recognition that many aspects of the modern flora and fauna were present on both sides of the Bering Sea as remnants of the ice-age landscape led to this region being named Beringia.
人们认为现在白令海两岸的植物群和动物群在许多方面都可以被认为是冰河时代的残存者，所以这个地区被命名为白令陆桥。
来源于：阅读OFFICIAL45 P1These included a common mammalian fauna of large mammals, a common flora composed of broad grasslands as well as wind-swept dunes and tundra, and a common climate with cold, dry winters and somewhat warmer summers.
其中包括，这三个地方都有常见的由大型哺乳动物组成的哺乳动物群和由广袤的草地、寒风凌厉的沙丘和冻原组成的植物群，以及冬季寒冷干燥、夏季校暖和的气候。
来源于：阅读OFFICIAL45 P1The story of moa species and their demise raises ecological issues on the vulnerability of species to human-caused changes - including altered vegetative cover of the landscape, change in the physical environment, and modification of the flora and fauna of a region by eliminating some species and introducing others.
恐鸟灭绝的故事表明，人类活动造成的生态环境的改变使得物种变得非常脆弱，这些改变包括自然环境的改变、通过消灭一些物种并引入其他物种而造成的一个地区动植物的改变。
来源于：阅读OFFICIAL39 P2The quantity and total weight of soil flora generally exceed that of soil fauna.
一片土壤的植物群的数量和总重量一般会超过其承载的动物群的对应数值。
来源于：阅读OFFICIAL36 P1For this reason, a soil scientist can tell a great deal about the attributes of the soil in any given area simply form knowing what kind of flora the soil supports.
因为这个原因，土壤学家仅仅通过土壤所支持的植物群种类就能推断出关于任意给定地区土壤属性的大量信息。
来源于：阅读OFFICIAL36 P1n. 植物志
In a period of embarrassment, the first thing which does not sell is a Flora.
在困难时期，卖不出去的首先是《植物图说》这一类的书。
n. 菌群；区系【生】
flora and fauna
动植物；动植物群
intestinal flora
肠菌类
Splenda in the gut may impact more than just the balance of intestinal flora.
代糖在肠道可能会影响不仅仅是平衡肠道菌群。
normal flora
正常菌丛；正常微生物区系
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