单词 | polycystine |
释义 | polycystine, a. and n. Zool.|pɒlɪˈsɪstaɪn| [f. mod.L., Polycystīna (neut. pl.), f. Gr. πολυ-, poly- + κύστις bladder, cyst: see -ine2.] a. adj. Belonging to the Polycystina, a group of Radiolarians (also called Nassellaria), characterized by a fenestrated siliceous shell or skeleton divided into several chambers. b. n. A radiolarian of this group.
1862Wallich N. Atlantic Sea-bed 127 The Barbadoes and other Polycystine earths have a calcareous basis derived from the same source..as the pure calcareous deposits of the deep-sea bed. 1862Mrs. Bury (title) Figures of Remarkable Forms of Polycystins, or allied Organisms, in the Barbados Chalk Deposit. 1883H. Drummond Nat. Law in Spir. W. (ed. 2) 371 If the Polycystine urn be broken, no inorganic agency can build it up again. |

英语词典包含277258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。
相关内容11:
相关热词搜索:polycystine英英词典英英释义英语词汇意思用法释义英语