生死之交

Explanation: With the total death of friendship. 　　Usage: Partial official; as object; with compliment 　　Source: Yuan Zheng Dehui "crepe Maehyang": "Jin is difficult among the public in Qiangdao risk, to stand my father went to war to save his life, his body six shots, so the father and I married Damon and Pythias." 　　Examples: Hu mining "order": "For the Lao Yan and Liang Jian, the old comrades in arms of ~ the serious differences between the deeply troubled." Thesaurus:  A friend in need is a friend indeed., ties between friends willing to sacrifice even life for each other, The world is but a little place, after all., Sworn brothers and sisters The contract, Very friendly Heart, click, Qingshenyihou, Yi Results sworn brothers and sisters Antonym Group:  only slightly acquainted with (a person), have met only once, Side of the Ya, To sever friendship Sub-Block, Guan Ning to sever friendship