clade

clade的音标是[ˈklaɪd]，翻译成中文是“分支；支派；支系；支序分类群”。速记技巧是利用词根、词缀、词源等规律进行记忆。需要注意的是，clade是一个单词，不是词组。

Clade这个词的英文词源可以追溯到拉丁语中的“clavus”，意为“钉子”或“钉状物”。这个词在演化生物学中用来表示一个分支或一个种群，它是由共同祖先衍生出来的。

变化形式：复数形式是“clades”，形容词是“cladean”。

相关单词：

“phylogeny”意为“进化发生”，源自希腊语中的“φυσις”（生命）和“γενεαλογία”（发生学）。

“clade-specific”意为“特定于某个分支的”，用来描述某个特征或物种只存在于某个特定的分支中。

“clade-busting”意为“打破分支”，用来描述一种理论，认为某些物种或特征并非起源于一个单一的分支，而是跨越多个分支。

“clade-fossils”意为“化石分支”，指的是通过化石记录来研究生物演化的分支系统。

“clade-rich”意为“分支丰富的”，用来描述一个物种或种群具有丰富的分支和多样性。

“clade-based”意为“基于分支的”，指的是基于生物演化的分支系统来研究物种或特征的起源和演化。

“clade-diversity”意为“分支多样性”，用来描述一个种群或生态系统中的分支多样性。

“clade-specific radiation”意为“特定于某个分支的辐射”，指的是某个分支中的物种或特征在短时间内大量出现和多样化。

“clade-specific trait”意为“特定于某个分支的特征”，指的是某个特征或物种只存在于某个特定的分支中。

以上这些单词都与clade这个词有着密切的联系，反映了生物演化的多样性和复杂性。

常用短语：

1. in the same clade

2. a close relative of

3. a distant relative of

4. a member of the same family as

5. a descendant of

6. an ancestor of

7. related to each other

例句：

1. The two species are closely related and belong to the same clade.

2. She is a close relative of the famous singer.

3. The distant relatives of the royal family have been waiting for years to meet their new king.

4. The two families are members of the same family tree, but have different branches.

5. The son is a descendant of his father"s ancestors.

6. The two dogs are related to each other, and they have similar traits.

7. The two species are related in that they both belong to the same genus, but they are very different in appearance and behavior.

英文小作文：

The concept of relatedness is incredibly important in biology, as it helps us understand how species and individuals are connected to each other and to their environment. When we talk about relatedness, we often refer to the closeness or distance between two species or individuals, which can be measured in terms of genetic similarity or shared traits.

In the world of biology, clades are groups of species that are closely related and share common ancestors. These groups can be very diverse, ranging from closely related species to more distantly related ones, but they all have something in common: they belong to the same family tree and share traits that indicate their common ancestry.

When we consider the concept of relatedness, we can see how it plays a role in our lives and how it affects our understanding of the world around us. It is fascinating to think about how our own species is related to other species and how this relationship affects our understanding of our own place in the universe.

In conclusion, relatedness is a fundamental concept in biology that helps us understand how species and individuals are connected to each other and to their environment. Understanding this concept is essential for understanding our place in the world and for developing effective conservation strategies that take into account our interdependence with other species.