chordate

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
脊索动物是指具有脊索的动物,属于脊索动物门,包括鱼类、两栖类、爬行类、鸟类和哺乳类等。

用法要点

句型搭配

通常作为名词使用,在句子中作主语或宾语,描述动物分类学中的一类生物。

• Humans are chordates.
• The study focuses on chordate evolution.

介词用法

常与介词如 'in'、'of' 或 'among' 连用,表示在脊索动物门中或与其他动物的关系。

• Vertebrates are a subgroup in chordates.
• The diversity of chordates is vast.

语域说明

主要用于学术、科学或教育语境,如生物学、动物学或进化论讨论,日常对话中较少使用。

• In biology class, we learned about chordates.
• The research paper discusses chordate anatomy.

基础例句

In school, we learned that humans are chordates because we have a backbone.

在学校里,我们学到人类是脊索动物,因为我们有脊椎。

Fish and birds are both examples of chordates in the animal kingdom.

鱼类和鸟类都是动物界中脊索动物的例子。

My biology teacher explained that chordates include mammals, reptiles, and amphibians.

我的生物老师解释说,脊索动物包括哺乳动物、爬行动物和两栖动物。

高级例句

Recent genetic studies have provided new insights into the evolutionary history of chordates.

最近的基因研究为脊索动物的进化史提供了新的见解。

The conference presentation highlighted key adaptations in early chordates that led to vertebrate development.

会议报告强调了早期脊索动物中导致脊椎动物发展的关键适应性特征。

In marine biology research, understanding chordate diversity is crucial for ecosystem conservation efforts.

在海洋生物学研究中,理解脊索动物的多样性对于生态系统保护工作至关重要。

高频搭配

verb

study chordatesclassify as chordatesevolve from chordatesinclude chordates

adjective

early chordatesmarine chordatesvertebrate chordatesprimitive chordates

noun

chordate specieschordate groupchordate lineagechordate characteristics

adverb

primarily chordatestypically chordatesevolutionarily chordates

preposition

in chordatesof chordatesamong chordateswithin chordates

phrase

chordate animalschordate phylumnon-chordate organisms

常见错误

❌ 错误:Chordate is a verb that means to have a spine.
✓ 正确:Chordate is a noun referring to animals with a notochord.

错误地将 'chordate' 用作动词,它实际上是一个名词,指具有脊索的动物,应避免误用为动作描述。

❌ 错误:All animals are chordates, including insects.
✓ 正确:Not all animals are chordates; for example, insects are invertebrates and not chordates.

错误地认为所有动物都是脊索动物,实际上脊索动物仅包括具有脊索的动物,如脊椎动物,而昆虫等无脊椎动物不属于此类。

近义词辨析

vertebrate

'Vertebrate' 特指有脊椎的动物,是 'chordate' 的一个子集,因为所有脊椎动物都是脊索动物,但并非所有脊索动物都有脊椎(如一些原始物种)。

Humans are vertebrates and chordates, but some chordates like tunicates lack a true backbone.

animal

'Animal' 是一个更广泛的术语,指所有动物界成员,包括脊索动物和非脊索动物(如昆虫、软体动物),而 'chordate' 仅指具有脊索的特定类群。

While all chordates are animals, not all animals are chordates; for instance, jellyfish are animals but not chordates.