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单词 Spider venoms
释义

Spider venoms

原声例句
科学60秒 听力 2014年8月合集

And the Aussies accidentally included a spider venom protein that has no effect on humans or American cockroaches.

然而他们意外发现这些样本中存在一个对人类和美国蟑螂没有影响的蜘蛛毒液蛋白样品。

科学杂志:动物学

These new spider venom findings will help scientists refine the search for new drugs and therapies.

这些新的蜘蛛毒液发现将帮助科学家改进对新药物和疗法的研究。

科学杂志:动物学

Scientists have made progress in characterizing black widow spider venom but getting a genome sequence has proven difficult.

科学家们在描述黑寡妇蜘蛛毒液的特征方面取得了进展,但事实证明获得基因组序列很困难。

科学杂志:动物学

47 toxins known as latrotoxins were found in common house spider venom, even though these spiders aren't known to have painful bites.

在普通家蛛的毒液中发现了 47 种被称为 latrotoxins 的毒素,尽管这些蜘蛛的咬伤并不痛。

科学杂志:动物学

Understanding spider venom has been daunting because it can involve a cocktail of up to 1000 different chemicals and the mixture varies from one spider to the next.

了解蜘蛛毒液一直令人望而生畏,因为它可能涉及多达 1000 种不同化学物质的混合物,而且混合物因一只蜘蛛而异。

中文百科

蜘蛛 Spider

(重定向自Spider venoms)
 1. 触肢2. 头胸部3. 腹部4. 脚5. 单眼(6或8)
(反面)1. 书肺2. 吐丝器;纺器3. 生殖板4. 气管气门
雌性双肺蜘蛛的内部解剖示意图。

蜘蛛是螯肢亚门节肢动物,有两个体段,八条腿,但没有咀嚼器官。截至2014年,共有114科3,935属44,906种。蜘蛛目是蛛形纲中数量最多的一个目。研究蜘蛛的学科称作蜘蛛学。

英语百科

Spider 蜘蛛

(重定向自Spider venoms)
Palystes castaneus female dorsal aspect
 1: pedipalp
 2: trichobothria
 3: carapace of prosoma (cephalothorax)
 4: opisthosoma (abdomen)
 5: eyes – AL (anterior lateral)
    AM (anterior median)
    PL (posterior lateral)
    PM (posterior median)
Leg segments:
 6: costa
 7: trochanter
 8: patella
 9: tibia
10: metatarsus
11: tarsus
13: claw
14: chelicera
 Nos 1 to 14 as for dorsal aspect
15: sternum of prosoma
16: pedicel (also called pedicle)
17: book lung sac
18: book lung stigma
19: epigastric fold
20: epigyne
21: anterior spinneret
22: posterior spinneret
I, II, III, IV = Leg numbers from anterior to posterior

Spiders (order Araneae) are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom. They are the largest order of arachnids and rank seventh in total species diversity among all other orders of organisms. Spiders are found worldwide on every continent except for Antarctica, and have become established in nearly every habitat with the exceptions of air and sea colonization. As of November 2015, at least 45,700 spider species, and 114 families have been recorded by taxonomists. However, there has been dissension within the scientific community as to how all these families should be classified, as evidenced by the over 20 different classifications that have been proposed since 1900.

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更新时间:2025/6/26 21:29:08