He tried to weigh his soul to see if it was a poet's soul.
安全边际的概念,一个格雷厄姆的原则,永远不会过时。让市场成为你的仆人的概念永远不会过时。客观和冷静的概念永远不会过时。
Corporate culture is an important guarantee for strategy execution.
证明是一种用于使他人相信数学陈述为真的工具。
跨价值链的合作是解决塑料废物挑战的关键。