While no formal edict has been issued on relevant Chinese state websites , Chinese participants were absent from the annual Pwn2Own hacking contest this month and the Black Hat event in Singapore last week .
尽管中国政府相关网站上并未发布任何正式命令，但中国选手缺席了本月举行的一年一度的Pwn2Own黑客大赛和上周在新加坡举行的“黑帽网络安全大会”（BlackHat）。
pwn2own