直到现在尚不清楚这是否说明这些恒星所拥有的行星数量也很少。
It was unclear until now whether that meant they'd also be planet-poor.
这些已知行星的数量增至过去的2倍，并显示了这些行星的普遍存在。
That haul has more than doubled the number known, and suggests such planets are common.
直到最近科学家才能确定太阳系中行星的数量。
Not until recently did scientists the number of planets in our solar system.
直到最近科学家才能确定太阳系中行星的数量。
Not until recently did scientists determine the number of planets in our solar system.
直到最近科学家才能确定太阳系中行星的数量。
Not until recently did scientists determine the number of planets in our solar system.
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