绿色发展不是选择题,而是必答题。中国海油要在碳达峰、碳中和行动中走在前列。
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
The greater the obstacle, the more glory in overcoming it.