| 单词 | rotation |
| 释义 | ro·ta·tionBrE /rəʊˈteɪʃn/ NAmE /roʊˈteɪʃn/ noun [U ]the action of an object moving in a circle around a central fixed point 旋转；转动◆ the daily rotation of the earth on its axis 地球每天的自转[C ]one complete movement in a circle around a fixed point （旋转的）一周，一圈◆ This switch controls the number of rotations per minute . 这个开关控制着每分钟的转数。[U , C ]the act of regularly changing the thing that is being used in a particular situation , or of changing the person who does a particular job 轮换；交替；换班◆ crop rotation /the rotation of crops (= changing the crop that is grown on an area of land in order to protect the soil )庄稼的轮作◆ Wheat , maize and sugar beet are planted in rotation . 小麦、玉米和甜菜是轮流种植的。◆ The committee is chaired by all the members in rotation . 委员会由所有成员轮流担任主席。▸ ro·ta·tion·alBrE /rəʊˈteɪʃənl/ NAmE /roʊˈteɪʃənl/ adjective [only before noun ] |
| 随便看 |
|
英汉词典包含238766条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。