Retrograde generally refers to the name of the hero. They are unknown, selfless dedication to the city and people, and they deserve everyone's admiration.
When the epidemic broke out, people were far away from Wuhan and the epidemic area, but angels in white and the volunteers who supported Wuhan in fighting the epidemic did the opposite.
They all go in the opposite direction, that is, retrograde people and heroes.
Against the wind is the wind that is opposite to the direction of progress, the wind that hinders progress, and walking against the wind is often compared to the ideological trend that is not conducive to progress.