— .
— It's cloudy.
A:How's the weather like today?
B:How's the weather today?
C:What is the weather today?
D:Which is the weather today?
如图是尼克松与周恩来握手的场景,从那一时刻起,“一个时代结束了,另一个时代开始了”。这里的“另一个时代开始了”的含义是指( )