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The radius vector describes equal areas in equal times.

  • -- Johannes Kepler 克卜勒

半径向量在相同的时间内描述了相同的面积。

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It's the first time I have returned to my roots - like going back to be a trio. The fans really wanted me to go back on stage and do the Supremes music, so I went about trying to make it happen. We'll go on tour in the summer.

这是我第一次回到我的根-就像回到三重唱。歌迷们真的很想让我重返舞台，做至高无上的音乐，所以我开始努力让它发生。我们将在夏天去旅游。

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At the time when I was conducting my research there was no known method for taking the guinea pig's temperature. I demonstrated a technique which is now widely used.

在我进行研究的时候，还没有已知的方法来测量豚鼠的体温。我演示了一种现在广泛使用的技术。

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