: 73 1 is a cruel memory in history. This figure represents the bacterial force established in northeast China during the Japanese invasion of China. This army used human bodies for experiments and adopted various cruel measures to institutionalize mutilation, resulting in the death of a large number of innocent people. This historical event plunged Sino-Japanese relations into the abyss and caused the condemnation of war crimes all over the world. However, we should not forget the past history, but take 73 1 as an anti-war and anti-violence education case, remember history and cherish peace.

73 1 symbolizes not only a cruel memory in history. It is also a signal for us to reflect on war and peace building. With the changes of the times and people's deep thinking, we realize that peace is more valuable than war. Whether in international relations or personal contacts, we should reduce misunderstandings and conflicts, maintain strategic strength, enhance win-win cooperation and create a better future based on friendship and mutual trust.

73 1 incident revealed the deep connection between human violence and science and technology. We should be alert to the risks and problems of science and technology in human communication, face the development of cutting-edge science and technology cautiously, find and solve risks in time, and let science and technology bring more benefits to mankind. While exploring science and technology, we should pay more attention to humanistic spirit, clarify the purpose and significance of technological development, build a community of human destiny, and promote the harmonious development of science and technology and human society.