Ge Ye Du Fu's poems are full of emotion. Tell me about this poem, which has written several kinds of sadness for the poet. What is the poet's saddest thing?

The days in winter are shortened on the elemental scale, and the cold nights are turned white by ice and snow.

The fifth is more profound and tragic, and the Milky Way Sky Vein crosses three mountains.

I heard women crying after the battle in the distance, and I saw savage fishermen and woodcutters at dawn.

Sleeping dragons and galloping horses are not generals now. They are dust. Be quiet for a while. Oh, the noise of the world. ..

The shortening of sunlight in winter on the elemental scale expresses the poet's feelings about the fleeting time and short life.

However, the frosty night expresses the poet's cold living in the world, while the couplets and necklaces express the poet's regret for the people's fatigue caused by the war.

Wolong and Pegasus are not generals now, they are all dust, expressing the poet's sorrow for the eternity of the universe and the impermanence of life.

Be quiet for a while, oh, the noise of the world. Expressed the loneliness and helplessness of the poet's old illness.

The poet was deeply saddened by the sufferings of the people in the war.