studying echinoderms
研究海星
observing echinoderms
观察海星
diverse echinoderms
多样海星
marine echinoderms
海洋海星
protecting echinoderms
保护海星
finding echinoderms
寻找海星
classifying echinoderms
分类海星
analyzing echinoderms
分析海星
fossil echinoderms
化石海星
unique echinoderms
独特海星
the intertidal zone is a common habitat for echinoderms.
潮间带是海参等棘皮动物的常见栖息地。
starfish are perhaps the most recognizable type of echinoderm.
海星可能是最容易辨认的一种棘皮动物。
scientists study echinoderms to understand marine ecosystems.
科学家研究棘皮动物以了解海洋生态系统。
sea urchins graze on algae, impacting reef ecosystems.
海胆以藻类为食，影响珊瑚礁生态系统。
echinoderms possess a unique water vascular system.
棘皮动物具有独特的血管系统。
many echinoderms have radial symmetry as adults.
许多棘皮动物在成年时具有放射对称性。
sea cucumbers are important detritivores in the seabed.
海参是海底的重要碎屑食性动物。
the diversity of echinoderms is remarkable worldwide.
棘皮动物的多样性在世界范围内令人瞩目。
echinoderm larvae are often bilaterally symmetrical.
棘皮动物的幼虫通常具有双侧对称性。
conservation efforts are needed to protect vulnerable echinoderm populations.
需要保护易受威胁的棘皮动物种群。
brittle stars are fast-moving echinoderms with long, slender arms.
腕足是运动迅速的棘皮动物，具有长而细长的腕足。
studying echinoderms
研究海星
observing echinoderms
观察海星
diverse echinoderms
多样海星
marine echinoderms
海洋海星
protecting echinoderms
保护海星
finding echinoderms
寻找海星
classifying echinoderms
分类海星
analyzing echinoderms
分析海星
fossil echinoderms
化石海星
unique echinoderms
独特海星
the intertidal zone is a common habitat for echinoderms.
潮间带是海参等棘皮动物的常见栖息地。
starfish are perhaps the most recognizable type of echinoderm.
海星可能是最容易辨认的一种棘皮动物。
scientists study echinoderms to understand marine ecosystems.
科学家研究棘皮动物以了解海洋生态系统。
sea urchins graze on algae, impacting reef ecosystems.
海胆以藻类为食，影响珊瑚礁生态系统。
echinoderms possess a unique water vascular system.
棘皮动物具有独特的血管系统。
many echinoderms have radial symmetry as adults.
许多棘皮动物在成年时具有放射对称性。
sea cucumbers are important detritivores in the seabed.
海参是海底的重要碎屑食性动物。
the diversity of echinoderms is remarkable worldwide.
棘皮动物的多样性在世界范围内令人瞩目。
echinoderm larvae are often bilaterally symmetrical.
棘皮动物的幼虫通常具有双侧对称性。
conservation efforts are needed to protect vulnerable echinoderm populations.
需要保护易受威胁的棘皮动物种群。
brittle stars are fast-moving echinoderms with long, slender arms.
腕足是运动迅速的棘皮动物，具有长而细长的腕足。
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