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- molecular systematic tree 分子系统树
- Several molecular systematic studies of Taxaceae have been reported, but many problems of phylogeny of Taxaceae are still unresolved. 目前关于红豆杉科的分子系统学研究已有报道，但还有许多问题亟待解决。
- One of research method in molecular systematics was RAPD, which was a kind of DNA finger, the other was rpl 16 sequencing of DNA. 在叶形态性状研究基础上，用PCR产物直接测序法，分析草本菝葜及相关类群的叶绿体rpl 16内含子序列和核ITS序列；
- Phylogenetic taxonomy is stressed;in the microscopic field,we focus on Sibley classification system and molecular systematics on the basis of mtDNA. 近代的分类学 ,则力求反映物种的进化历程及其物种之间的亲缘关系 ,并由此而产生了系统学。
- Hu, J.-M. 2000. Molecular systematics of the tribe Millettieae (Leguminosae). Ph.D. dissertation, University of California, Davis. 丁诗同，胡哲明等编著。2007。生物科技与遗传教学研究网路资源。国立台湾大学生物技术研究中心。
- Combined with conclusion of molecular systematics, it is suggested that Pseudocystopteris should be a member of Athyrium. 结合分子系统学的相关结论，我们建议把假冷蕨属归并到蹄盖蕨属中。
- Principle and Methods of Plant Molecular Systematic Taxonomy 植物分子系统学原理与方法
- It is a systematic attempt to strengthen our competitive ability. 那是为增强我们的竞争能力而作的有计划的努力。
- Built on the primary principle of Molecular systematics, DNA sequence data and “Molecular clock” method have been discussed in studies of phylogenetic reconstruction. 本文基于分子系统学的基本原理，探讨了DNA序列数据和“分子钟”方法在重建系统发育研究中的演化时序问题。
- Special Topics in Plant Molecular Systematic Taxonomy 植物分子系统学专题
- As the car hit the tree he was snot out. 汽车扭在村上，他被猛地摔了出来。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- The car hit the tree with a sickening crash. 那辆汽车撞在树上发出让人难受的撞击声。
- An arrow whizzed past and stuck in a tree. 一支箭“飕”地一声飞过去，钉在一棵树上。
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
- He is systematic in his approach to work. 他工作起来井井有条。
- The squirrel ran up a tree and got out of my reach. 松鼠跑到树上去了，我逮不着。
- Molecular systematics of partial species belonging to 5 subfamiliesof Miridae are investigated in this study by using esterase isozyme (EST) and cytochrome b (Cyt b) gene in mitochondrial DNA as molecular marks. 运用酯酶同工酶和线粒体DNA中编码细胞色素B蛋白质的基因Cytb作为分子标记，对盲蝽科Miridae的5个亚科的部分种类进行了分子系统学研究。
- He's very systematic in all he does. 他做一切事情都很有条理。
