rotation 英 [rəʊˈteɪʃn] 　 美 [roʊˈteɪʃn]

rotation

rotation　 英 [rəʊˈteɪʃn] 美 [roʊˈteɪʃn]

n. 旋转；循环，轮流　

名词复数:rotations　

I should say maybe for the rotation part of a motion.　或许我应该说某一运动的旋转分运动。
A: A reversal in the rotation of Earth is impossible.　答：地球发生相反方向的旋转是不可能的。

  • When something turns like a wheel, over and over again, it's in rotation. You can't feel the earth's rotation even though you know it's happening.
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  • n. 旋转；循环，轮流

  • 1. I should say maybe for the rotation part of a motion.

    或许我应该说某一运动的旋转分运动。

  • 2. A: A reversal in the rotation of Earth is impossible.

    答：地球发生相反方向的旋转是不可能的。

  • 3. Examples of this type of transformation include such actions as translation, rotation, scaling, shearing, or any combination of these.

    这种类型的转换示例包括如下的操作：平移、旋转、缩放、剪切或者这些操作的组合。

  • rotation (n.) 1550s, from Latin rotationem (nominative rotatio) "a turning about in a circle," noun of action from past participle stem of rotare "turn round, revolve, whirl about, roll," from PIE *ret- "to run, roll" (see rotary).
ro·ta·tion / rəʊˈteɪʃn ; NAmE roʊˈteɪʃn / noun 1 [uncountable ] 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 2 [countable ] 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。 3 [uncountable ,  countable ] 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主持。 ▶ ro·ta·tion·al / rəʊˈteɪʃənl ; NAmE roʊˈteɪʃənl / adjective [only before noun ] rotation rotations ro·ta·tion / rəʊˈteɪʃn ; NAmE roʊˈteɪʃn / ro·ta·tion·al / rəʊˈteɪʃənl ; NAmE roʊˈteɪʃənl /
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