military alliance
Offensive and defensive alliance, the Chinese idiom, Pinyin is g ō ngsh ǒ ut ó NGM é ng, originally refers to the alliance between countries, wartime joint attack or defense; now it mostly refers to the bad guys contract with each other, in order to cover up the crime and act together. It's from the flowers of the evil sea.
The origin of Idioms
Chapter 18 of Niehaihua written by Zeng Pu in Qing Dynasty: "unfortunately, later ITO Bowen came to Tianjin. He Taizhen was ordered by Beiyang to establish a treaty of offensive and defensive alliance with him. I'm afraid that there will be something wrong with North Korea in the future. It's inevitable that there will be disputes between China and Japan."
Idiom usage
It refers to the collusion and cooperation between partners. Private discussion on China's foreign policy by Liang Qichao of the Qing Dynasty: Japan not only formed a British Japanese alliance with Britain, but also formed an offensive and defensive alliance with Korea. Mao Dun's midnight 18: we asked him to be an alliance of attack and defense. We wanted to help each other and share the happiness and misfortune. Unexpectedly, he came to our light first.
military alliance
a man is not a stalk of grass or a tree - rén fēi cǎo mù