The probable error of a correlation coefficient is not a fixed quantity, but depends upon the size of the sample.
相关系数的可能误差不是一个固定的量，而是取决于样本的大小。
I'm not angry anymore, I'm just tired.
大都市作为一个有辨别力的生物，要求人比乡村生活更多的意识。
The stock market is filled with individuals who know the price of everything, but the value of nothing.
I want to be remembered as someone who never gave up.
人工智能的终极目标是服务人类社会，提升人们的生活水平。
真正的发现之旅不在于寻找新的风景，而在于拥有新的眼光。
从长远来看，经济前景是乐观的。