'phylum'这个词语来源于古希腊语 φῦλον (phûlon),意为“种类”,常用于生物分类学中,表示生物界下级分类单位,即门(class)的上一级分类单位。在中文中,常被翻译为“门”,例如脊索动物门(Chordata),节肢动物门(Arthropoda)等。
以下是9个含有'phylum'的例句:
1. The phylum Arthropoda includes insects, spiders, and crustaceans.(节肢动物门包括昆虫、蜘蛛和甲壳类动物。)
2. The phylum Chordata includes vertebrates such as mammals, birds, and fish.(脊索动物门包括哺乳动物、鸟类和鱼类等脊椎动物。)
3. The phylum Mollusca includes snails, clams, and octopuses.(软体动物门包括蜗牛、蛤蜊和章鱼等。)
4. The phylum Porifera includes sponges.(海绵门包括海绵。)
5. The phylum Cnidaria includes jellyfish, corals, and sea anemones.(刺胞动物门包括水母、珊瑚和海葵。)
6. The phylum Nematoda includes roundworms.(线虫门包括线虫。)
7. The phylum Platyhelminthes includes flatworms.(扁形动物门包括扁虫。)
8. The phylum Annelida includes segmented worms such as earthworms and leeches.(环节动物门包括蚯蚓和水蛭等节肢动物。)
9. The phylum Echinodermata includes sea stars, sea urchins, and sea cucumbers.(棘皮动物门包括海星、海胆和海参等。)
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