最大的类地行星地球的直径仅仅是最小的类木行星海王星的四分之一，而且地球的质量仅仅是其质量的十七分之一。
The largest terrestrial planet, Earth has a diameter only one quarter as great as the diameter of the smallest Jovian planet, Neptune, and its mass is only one seventeenth as great.
计算量减少到原来的二十七分之一，大大缩短了计算时间。
The amount of computation is reduced to 1/27 of its original magnitude, thus the computation time is shortened significantly.
而根据美国华盛顿大学的研究表明，这个数字是非洲大象总数的十七分之一。
According to a study by the University of Washington, that is about one in 17 of the continent's total.
交食所带来的负面效应是非常微量的，大约徘徊于一个百分点的十七分之一左右，但它的确存在。
The depressive effect of the eclipse was slight—around a seventeenth of 1%—but it was there.
交食所带来的负面效应是非常微量的，大约徘徊于一个百分点的十七分之一左右，但它的确存在。
The depressive effect of the eclipse was slight—around a seventeenth of 1%—but it was there.
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