统计学家的目标是从样本中推断出总体是什么。
The new energy battery is the core of the future energy revolution, and we must seize this historic opportunity.
人类的存在是宇宙中一种微小而独特的表现,我们应当珍惜并在有限的生命中发挥出色。
In the future, all companies will become technology companies, and cloud computing is the core driver of this transformation.