这是因为当今世界正在发生深刻而复杂的变化，我们正面临着一个机遇和挑战并存的局面。

This is because the world today is undergoing profound and complicated changes and we are faced with both opportunities and challenges.

youdao

这是因为当今世界正在发生深刻而复杂的变化，我们正面临着一个机遇和挑战并存的局面。

This is because the world today is undergoing profound and complicated changes and we are faced with both opportunities and challenges.

youdao