| 单词 | Taconic |
| 释义 | Taconic, a. Geol.|təˈkɒnɪk|
[f. the name of the Taconic Mountains in New England and New York State.]
a. See quot. 1865.
1842E. Emmons in Geol. N.Y. II. vii. 135 It has been deemed advisable to annex to the general account of the group of rocks of the northern district, a brief sketch of the services which constitute the Taconic System. 1849Lyell 2nd Visit U.S. (1850) II. 354, I believe the formations called Taconic, in the United States,..to be simply Silurian strata much altered, and often quite metamorphic. 1865Page Geol. Terms, Taconic, a term applied by the late Professor Emmons to the rocks east of the Hudson (from the Taconic range lying along the western slope of the Green Mountains),..which consist of slates, quartz-rock, and lime-stones of Lower Silurian or perhaps more properly of Upper Cambrian age.
b. Epithet of an orogeny that occurred in Ordovician times in eastern North America.
1908Bull. Geol. Soc. Amer. XX. 503 The other three [emergences]..were of long duration and of great significance. These are: (1) The Taconic revolution..; (2) the Appalachian revolution.., and (3) the Laramide revolution. 1980Sci. Amer. Oct. 136/1 The southern Appalachians have evolved in a series of collisions of fragments of continental or island-arc material at the eastern edge of North America in the Taconic, the Acadian and the Alleghenian orogenies. |
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：taconic英英词典英英释义英语词汇意思用法释义英语
字词 甜槟榔青 释义 【医】 Spondias dulcis 汉译英翻译词典收录405719条汉英翻译词条，基本涵......
字词 甜樱皮 释义 【医】 sweet cherry bark 汉译英翻译词典收录405719条汉英翻译词条，基本涵......
字词 甘特 释义 【计】 Gantt 汉译英翻译词典收录405719条汉英翻译词条，基本涵盖了全部常用中......
单词 taintor 释义 taintor, -our[Agent-n. from taint v.1]†1. [Cf. taint v.1 A.] One who br......
单词 tagetes 释义 tagetes|tditiz|[med.L. (L. Fuchs De Historia Stirpium (1542) 48), f. Tag......
字词 甜杏仁油 释义 【化】 oil of sweet almond 汉译英翻译词典收录405719条汉英翻译词条，基......