xiphosuran fossils
xiphosuran 化石
xiphosuran species
xiphosuran 物种
xiphosuran anatomy
xiphosuran 解剖学
xiphosuran evolution
xiphosuran 进化
xiphosuran habitat
xiphosuran 栖息地
xiphosuran diversity
xiphosuran 多样性
xiphosuran lineage
xiphosuran 血统
xiphosuran research
xiphosuran 研究
xiphosuran morphology
xiphosuran 形态学
xiphosuran characteristics
xiphosuran 特征
the xiphosuran is often referred to as a living fossil.
剑尾虫常被称为活化石。
many scientists study the xiphosuran to understand its evolutionary significance.
许多科学家研究剑尾虫以了解其进化意义。
xiphosurans have existed for over 450 million years.
剑尾虫已经存在超过四亿五千万年。
invertebrates like the xiphosuran play a crucial role in marine ecosystems.
像剑尾虫这样的无脊椎动物在海洋生态系统中发挥着至关重要的作用。
the xiphosuran's unique anatomy makes it a subject of fascination.
剑尾虫独特的解剖结构使其成为一个引人入胜的研究对象。
some people collect xiphosuran fossils as a hobby.
一些人把收集剑尾虫化石作为一种爱好。
researchers are concerned about the declining populations of xiphosurans.
研究人员对剑尾虫数量下降表示担忧。
the xiphosuran's blood is used in medical research.
剑尾虫的血液被用于医学研究。
understanding the xiphosuran can provide insights into ancient marine life.
了解剑尾虫可以提供对古代海洋生物的见解。
many students learn about the xiphosuran in their biology classes.
许多学生在生物课上学习剑尾虫。
xiphosuran fossils
xiphosuran 化石
xiphosuran species
xiphosuran 物种
xiphosuran anatomy
xiphosuran 解剖学
xiphosuran evolution
xiphosuran 进化
xiphosuran habitat
xiphosuran 栖息地
xiphosuran diversity
xiphosuran 多样性
xiphosuran lineage
xiphosuran 血统
xiphosuran research
xiphosuran 研究
xiphosuran morphology
xiphosuran 形态学
xiphosuran characteristics
xiphosuran 特征
the xiphosuran is often referred to as a living fossil.
剑尾虫常被称为活化石。
many scientists study the xiphosuran to understand its evolutionary significance.
许多科学家研究剑尾虫以了解其进化意义。
xiphosurans have existed for over 450 million years.
剑尾虫已经存在超过四亿五千万年。
invertebrates like the xiphosuran play a crucial role in marine ecosystems.
像剑尾虫这样的无脊椎动物在海洋生态系统中发挥着至关重要的作用。
the xiphosuran's unique anatomy makes it a subject of fascination.
剑尾虫独特的解剖结构使其成为一个引人入胜的研究对象。
some people collect xiphosuran fossils as a hobby.
一些人把收集剑尾虫化石作为一种爱好。
researchers are concerned about the declining populations of xiphosurans.
研究人员对剑尾虫数量下降表示担忧。
the xiphosuran's blood is used in medical research.
剑尾虫的血液被用于医学研究。
understanding the xiphosuran can provide insights into ancient marine life.
了解剑尾虫可以提供对古代海洋生物的见解。
many students learn about the xiphosuran in their biology classes.
许多学生在生物课上学习剑尾虫。
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