• "Something had to be grown in rotation with corn." Scott Jackson, professor of plant genetics at Purdue University.

    VOA: standard.2010.02.01

  • Because positing them allows you explain things about the rotation of the star or the gravitational fluctuations, what have you.

    因为这样假定能帮助你解释,诸如星体运行,引力波动,等现象

    耶鲁公开课 - 死亡课程节选

  • And the winery had a management rotation program.

    这个酒庄有一个管理轮岗项目。

    我的职业是 - SpeakingMax英语口语达人

  • He says the soil is worn out, partially due to poor crop rotation.

    VOA: standard.2010.04.01

  • So it's very important to be keeping in mind that any time you see a double bond, you have a pi bond there, so you're not going to see any rotation around the bond axis.

    所以你们要记住,任何时候你们看到一个双键,这里面有π键,你们不会看到关于键轴的任何转动。

    麻省理工公开课 - 化学原理课程节选

  • The vote was seen as a major setback for Mr.Topolanek as it came just days before a planned visit by United States President Barack Obama and midway through the rotation of the Czech Republic's European Union presidency.

    VOA: standard.2009.03.25

  • Actually, the view of vectors we take nowadays is that vectors are associated with a pair of numbers which, on the rotation of axes, transform like this.

    实际上,今天我们讲矢量所用的观点是,矢量是和一组坐标值相对应的,在坐标轴旋转的过程中像这样变换

    耶鲁公开课 - 基础物理课程节选

  • The idea that he had was, if you go from me to you, with a clockwise rotation, you go from you to me by a counterclockwise rotation.

    他的方法是这样的,如果这个矢量从这转到那是顺时针方向,那么这个矢量转回来就是逆时针方向

    耶鲁公开课 - 基础物理课程节选

  • When we have just a single bond in them molecule, you have all the free rotation you want, you can just spin it around, there's nothing keeping it in place.

    当我们在分子力只有一个单键时,你可以随意旋转,你可以让它转起来,没有什么东西能固定住它。

    麻省理工公开课 - 化学原理课程节选

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