单词 | anomaly |
释义 | Word Frequency anomaly(əˈnɒməlɪ) nounWord forms: plural -lies 1. something anomalous 2. deviation from the normal or usual order, type, etc; irregularity 3. astronomy a. Also called: true anomaly the angle between a planet, the sun, and the previous perihelion of the planet b. Also called: eccentric anomaly the angle between the periapsis of a particular point on a circle round the orbit as seen from the centre of the orbit. This point is obtained by producing a perpendicular to the major axis of the ellipse through the orbiting body until it reaches the circumference of the circle c. Also called: mean anomaly the angle between the periapsis of an orbit and the position of an imaginary body orbiting at a constant angular speed and in the same period as the real orbiting body 4. geology a. Also called: gravity anomaly a deviation from the normal value of gravity at the earth's surface, caused by density differences at depth, for example those caused by a buried mineral body b. Also called: magnetic anomaly a magnetic field, for example one produced by a buried mineral body, that deviates from an expected or standard value, usually that of the earth's magnetic field Derived forms anomalistic (aˌnomaˈlistic) or anomalistical (aˌnomaˈlistical) adjective anomalistically (aˌnomaˈlistically) adverb |
随便看 |
英语词典包含233703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。