每一首歌都有自己的故事。
Every song has its own story.
The tools we use to detect exoplanets are constantly evolving, pushing the boundaries of what we thought was possible.
在距离与重量成反比的情况下，物体处于平衡状态。
A company's culture is defined by the actions of its leaders every single day.
可持续性还不够——我们需要再生。
释义：尺子不准确，画不出方形；圆规不标准，画不出圆形。