To investigate risk factors of senile degenerated heart valvular diseases .
老年退行性心瓣膜病危险因素的探讨。
Your dog may become senile .
你的狗可能会变得衰老。
Russians are known to be a long-suffering people , especially when it comes to putting up with leaders who are senile , negligent or much , much worse .
俄罗斯因其痼疾缠身而为人所熟知，尤其在于它长期以来忍受着那些衰老、粗疏或远为恶劣的领导人。
Fox news couldn 't even find egypt on the map , and seemed befuddled by the " senile and paranoid autocrat , " as I called hosni mubarak last year .
