A hollow Earth would be less than 0.4% of its current mass.
一个中空的地球将小于其当前质量的 0. 4%。
| 单词 | current mass |
| 释义 |
current mass
原声例句
奇思妙想科学站 A hollow Earth would be less than 0.4% of its current mass. 一个中空的地球将小于其当前质量的 0. 4%。 传说之境 But after eight billion years the sun will have finally become a White Dwarf star equal to fifty-four percent of its current mass. 但 80 亿年后，太阳最终会变成一颗白矮星，其质量相当于目前太阳质量的 54%。 |
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