1.(生物分类的)门
2.【语】(泛称)语系
1.one of the groups that scientists pide animals into. It consists of several classes.
1.First, theaudience must understand the concept of phylum (plural, phyla): the organizingprinciple for classifying the entire animal kingdom.
首先，观众必须明白门（生物学）的概念：整个动物王国分类的组织法则。
2.It's important for XML technologists to remind themselves that some families and phylum of developers do not work with XML.
对XML技术专家而言，重要的是提醒自己一些领域的开发人员并不使用XML。
3.Diatoms A phylum of the protoctista whose members are unicellular algae found in freshwater, the sea, and soil.
一类藻类植物。藻体一般为单细胞，有时集成群体。普遍分布于淡水，海水以及土壤中。
4.Any of the small, wormlike marine animals of the phylum Phoronida, inhabiting a chitinous tube and having a U-shaped digestive tract.
蚕状海生动物，生长在角质的管内，并有一个u型的消化道。
5.If, indeed, it did belong to a different phylum, how did that group connect to the molluscs , annelids and arthropods?
如果它真的属于不同的门类，那么这个种群又如何连接软体动物、环节动物和节肢动物呢？
6.For instance, everything with anotochord (which would be a spine for sharks, pythons, pelicans, you) belongsin the phylum Chordata.
比如，凡长有脊索（包括鲨鱼，蟒蛇，鹈鹕还有你的脊柱）的生物都归属于脊索动物门。
7.The category of phylum was added to the classification scheme later, as a hierarchical level just beneath kingdom.
至于门这个阶层，则在随后才加上，被置于界这个层级的后面。
8.comb jellies; sea acorns; a small phylum formerly considered a class of Coelenterata.
栉水母；藤壶；以前被视为腔肠动物门的一个小门。
9.Some palaeontologists think them members of a phylum that is now extinct.
有的古生物学家认为它们属于已经绝迹的一门动物。
10.taxonomic unit of plants corresponding to a phylum.
（植物学）相当于门的一种植物分类单位。