中心地的等级越高，其数量越少，影响范围越大。

The energy transition isn't a threat—it's an opportunity to reinvent our industry.

教师的爱是滴滴甘露，即使枯萎的心灵也能苏醒；教师的爱是融融春风，即使冰冻了的感情也会消融。

Collaboration is key—no single company or country can protect the oceans alone.