顿首再拜

Explanation: Obeisance: the first call-in and worship; Zaibai: worship twice. A bow of ancient ceremony. Letters also refers to the old is often used as courtesy pay tribute to the other language. 　　Source: "Shi Ji Zhong Ni disciples Biography" Gou obeisance Zaibai said, 'solitary try Unexpectedly force, and Wu is the war, trapped in the Hueiji, pain in the bone marrow, day and night, dry lips and tongue coke, migration, and the king want to die one after another, the wish alone also. '"