摘要： 随着死刑第二审案件在全国范围内实行开庭审理，以往存在手死刑案件二审审理方式中的三级结构被彻底改变。这顺应了在我国逐步实现对包括死刑案件在内的全部刑事二审案件进行开庭审理的发展趋势。为适应这一趋势，检察机关在刑事二审案件诉讼程序中的职能亟需明确。根据检察机关的宪法定位和诉讼规律，检察机关在刑事第二审中的诉讼职能应当界定为“第一审公诉职能和诉讼监督职能的继续和延伸，但重在全方位的诉讼监督”。

关键词: 二审 , 法律监督 , 诉讼职能

Abstract: With the change of the trial procedure of cases of death penalty，the second criminal procedure has got a thorough reformation．It shows the tendency that all of the criminal cases which have entered the second criminal procedure should be brought to trial in court．To adapt to the tendency，the people’s procuratorate should define clearly and improve the procedural function in the second criminal procedure．According to the constitution and the principles of procedural law，the second criminal procedure：function of the people’s procuratorate should be defined to continue and extend the procedural function of the public prosecution and legal supervision in the first criminal procedure．

Key words: The second trial, Legal supervision, Criminal procedural function