1.To summarize 7 patients undergoing pulmonary thromboendarterectomy( PTE) in Peking Union hospital and Chaoyang hospital.

1.报道7例慢性肺血栓栓塞症患者肺动脉血栓内膜剥脱术外。

2.The Convention of Peking in 1860, which ended the hostilities, provided for its outright cession.

2.六零年，战争结束，订立《北京条约》，九龙半岛正式割让予英国。

3.She wrote Beijing “Peking”.

3.她把北京写作Peking。