单词	systematics
释义	systematics /sɪstəˈmatɪks / plural noun [treated as singular] The branch of biology that deals with classification and nomenclature; taxonomy.There he got his first taste of applying the tools of molecular biology to systematics and phylogenetic research.... The two main methods for developing phylogenies in palaeontology are evolutionary systematics and phylogenetic systematics or cladism. The question remains, however, whether expertise in taxonomy and biological systematics will be available for the long term.
随便看	get one's feet under the table get one's feet wet get one's fingers burned/burnt (or burn one's fingers) get one's hands dirty (or dirty one's hands) get one's head down get one's head round (or around) get one's hooks into get one's jollies get one's kit off get one's knickers in a twist get one's leg over get one's nose in front ribophorin ribose riboside ribosomal ribosomal RNA ribosome ribostamycin ribosyl ribozyme rib-ploughing rib-plowing rib-poking rib-rand

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。