As Venus was closer to the Earth, its parallax angle would be larger, and Halley worked out that by using Venus it would be possible to measure the Suns distance to 1 part in 500.
由于金星离地球更近,所以它的视差角会更大。哈雷计算出,利用金星可以测量出太阳与地球之间的距离,误差为五百分之一。
I was hoping it would be possible for me to change topics.
我希望我可以换个话题。
Engineers decided that four new rail lines would be possible.
VOA: special.2009.04.23
So, for example, in an electrochemical cell, it would be possible to take the sodium ion, give back its electron, and convert it into a metallic sodium, take the chloride ion, remove its electron, and restore chlorine gas.
所以,例如一个电化学的电池,它可能带有钠离子,让它得到电子,把它变成金属钠,得到氯离子,让它失去电子,作为氯气储存。
That is, how many different possible configurations of all those molecules there would be for a particular state.
这里的无序程度表示在一个宏观状态下,微观的分子到底具有多少微观状态。
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